diff --git a/src/components/ha-service-control.ts b/src/components/ha-service-control.ts
index cbf71987e0..20cf293874 100644
--- a/src/components/ha-service-control.ts
+++ b/src/components/ha-service-control.ts
@@ -77,7 +77,7 @@ export class HaServiceControl extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
   @property({ attribute: false }) public value?: {
-    service: string;
+    action: string;
     target?: HassServiceTarget;
     data?: Record<string, any>;
   };
@@ -112,23 +112,23 @@ export class HaServiceControl extends LitElement {
       | undefined
       | this["value"];
 
-    if (oldValue?.service !== this.value?.service) {
+    if (oldValue?.action !== this.value?.action) {
       this._checkedKeys = new Set();
     }
 
     const serviceData = this._getServiceInfo(
-      this.value?.service,
+      this.value?.action,
       this.hass.services
     );
 
     // Fetch the manifest if we have a service selected and the service domain changed.
     // If no service is selected, clear the manifest.
-    if (this.value?.service) {
+    if (this.value?.action) {
       if (
-        !oldValue?.service ||
-        computeDomain(this.value.service) !== computeDomain(oldValue.service)
+        !oldValue?.action ||
+        computeDomain(this.value.action) !== computeDomain(oldValue.action)
       ) {
-        this._fetchManifest(computeDomain(this.value?.service));
+        this._fetchManifest(computeDomain(this.value?.action));
       }
     } else {
       this._manifest = undefined;
@@ -168,7 +168,7 @@ export class HaServiceControl extends LitElement {
       this._value = this.value;
     }
 
-    if (oldValue?.service !== this.value?.service) {
+    if (oldValue?.action !== this.value?.action) {
       let updatedDefaultValue = false;
       if (this._value && serviceData) {
         const loadDefaults = this.value && !("data" in this.value);
@@ -367,7 +367,7 @@ export class HaServiceControl extends LitElement {
 
   protected render() {
     const serviceData = this._getServiceInfo(
-      this._value?.service,
+      this._value?.action,
       this.hass.services
     );
 
@@ -392,11 +392,11 @@ export class HaServiceControl extends LitElement {
       this._value
     );
 
-    const domain = this._value?.service
-      ? computeDomain(this._value.service)
+    const domain = this._value?.action
+      ? computeDomain(this._value.action)
       : undefined;
-    const serviceName = this._value?.service
-      ? computeObjectId(this._value.service)
+    const serviceName = this._value?.action
+      ? computeObjectId(this._value.action)
       : undefined;
 
     const description =
@@ -410,7 +410,7 @@ export class HaServiceControl extends LitElement {
       ? nothing
       : html`<ha-service-picker
           .hass=${this.hass}
-          .value=${this._value?.service}
+          .value=${this._value?.action}
           .disabled=${this.disabled}
           @value-changed=${this._serviceChanged}
         ></ha-service-picker>`}
@@ -596,11 +596,11 @@ export class HaServiceControl extends LitElement {
   };
 
   private _localizeValueCallback = (key: string) => {
-    if (!this._value?.service) {
+    if (!this._value?.action) {
       return "";
     }
     return this.hass.localize(
-      `component.${computeDomain(this._value.service)}.selector.${key}`
+      `component.${computeDomain(this._value.action)}.selector.${key}`
     );
   };
 
@@ -612,7 +612,7 @@ export class HaServiceControl extends LitElement {
     if (checked) {
       this._checkedKeys.add(key);
       const field = this._getServiceInfo(
-        this._value?.service,
+        this._value?.action,
         this.hass.services
       )?.fields.find((_field) => _field.key === key);
 
@@ -658,7 +658,7 @@ export class HaServiceControl extends LitElement {
 
   private _serviceChanged(ev: ValueChangedEvent<string>) {
     ev.stopPropagation();
-    if (ev.detail.value === this._value?.service) {
+    if (ev.detail.value === this._value?.action) {
       return;
     }
 
diff --git a/src/components/trace/hat-script-graph.ts b/src/components/trace/hat-script-graph.ts
index f9aaf73050..804261d6ff 100644
--- a/src/components/trace/hat-script-graph.ts
+++ b/src/components/trace/hat-script-graph.ts
@@ -424,7 +424,7 @@ export class HatScriptGraph extends LitElement {
     return html`
       <hat-graph-node
         .graphStart=${graphStart}
-        .iconPath=${node.service ? undefined : mdiRoomService}
+        .iconPath=${node.action ? undefined : mdiRoomService}
         @focus=${this.selectNode(node, path)}
         ?track=${path in this.trace.trace}
         ?active=${this.selected === path}
@@ -432,11 +432,11 @@ export class HatScriptGraph extends LitElement {
         .error=${this.trace.trace[path]?.some((tr) => tr.error)}
         tabindex=${this.trace && path in this.trace.trace ? "0" : "-1"}
       >
-        ${node.service
+        ${node.action
           ? html`<ha-service-icon
               slot="icon"
               .hass=${this.hass}
-              .service=${node.service}
+              .service=${node.action}
             ></ha-service-icon>`
           : nothing}
       </hat-graph-node>
diff --git a/src/data/automation.ts b/src/data/automation.ts
index ea20b874c8..59cf4bacfe 100644
--- a/src/data/automation.ts
+++ b/src/data/automation.ts
@@ -6,7 +6,7 @@ import { navigate } from "../common/navigate";
 import { Context, HomeAssistant } from "../types";
 import { BlueprintInput } from "./blueprint";
 import { DeviceCondition, DeviceTrigger } from "./device_automation";
-import { Action, MODES } from "./script";
+import { Action, MODES, migrateAutomationAction } from "./script";
 
 export const AUTOMATION_DEFAULT_MODE: (typeof MODES)[number] = "single";
 export const AUTOMATION_DEFAULT_MAX = 10;
@@ -28,7 +28,7 @@ export interface ManualAutomationConfig {
   description?: string;
   trigger: Trigger | Trigger[];
   condition?: Condition | Condition[];
-  action: Action | Action[];
+  action?: Action | Action[];
   mode?: (typeof MODES)[number];
   max?: number;
   max_exceeded?:
@@ -357,7 +357,7 @@ export const normalizeAutomationConfig = <
 >(
   config: T
 ): T => {
-  // Normalize data: ensure trigger, action and condition are lists
+  // Normalize data: ensure triggers, actions and conditions are lists
   // Happens when people copy paste their automations into the config
   for (const key of ["trigger", "condition", "action"]) {
     const value = config[key];
@@ -365,6 +365,9 @@ export const normalizeAutomationConfig = <
       config[key] = [value];
     }
   }
+
+  config.action = migrateAutomationAction(config.action || []);
+
   return config;
 };
 
diff --git a/src/data/script.ts b/src/data/script.ts
index f70ca2d338..5bc5786c62 100644
--- a/src/data/script.ts
+++ b/src/data/script.ts
@@ -49,7 +49,7 @@ const targetStruct = object({
 export const serviceActionStruct: Describe<ServiceAction> = assign(
   baseActionStruct,
   object({
-    service: optional(string()),
+    action: optional(string()),
     service_template: optional(string()),
     entity_id: optional(string()),
     target: optional(targetStruct),
@@ -62,7 +62,7 @@ export const serviceActionStruct: Describe<ServiceAction> = assign(
 const playMediaActionStruct: Describe<PlayMediaAction> = assign(
   baseActionStruct,
   object({
-    service: literal("media_player.play_media"),
+    action: literal("media_player.play_media"),
     target: optional(object({ entity_id: optional(string()) })),
     entity_id: optional(string()),
     data: object({ media_content_id: string(), media_content_type: string() }),
@@ -73,7 +73,7 @@ const playMediaActionStruct: Describe<PlayMediaAction> = assign(
 const activateSceneActionStruct: Describe<ServiceSceneAction> = assign(
   baseActionStruct,
   object({
-    service: literal("scene.turn_on"),
+    action: literal("scene.turn_on"),
     target: optional(object({ entity_id: optional(string()) })),
     entity_id: optional(string()),
     metadata: object(),
@@ -132,7 +132,7 @@ export interface EventAction extends BaseAction {
 }
 
 export interface ServiceAction extends BaseAction {
-  service?: string;
+  action?: string;
   service_template?: string;
   entity_id?: string;
   target?: HassServiceTarget;
@@ -160,7 +160,7 @@ export interface DelayAction extends BaseAction {
 }
 
 export interface ServiceSceneAction extends BaseAction {
-  service: "scene.turn_on";
+  action: "scene.turn_on";
   target?: { entity_id?: string };
   entity_id?: string;
   metadata: Record<string, unknown>;
@@ -191,7 +191,7 @@ export interface WaitForTriggerAction extends BaseAction {
 }
 
 export interface PlayMediaAction extends BaseAction {
-  service: "media_player.play_media";
+  action: "media_player.play_media";
   target?: { entity_id?: string };
   entity_id?: string;
   data: { media_content_id: string; media_content_type: string };
@@ -404,7 +404,7 @@ export const getActionType = (action: Action): ActionType => {
   if ("set_conversation_response" in action) {
     return "set_conversation_response";
   }
-  if ("service" in action) {
+  if ("action" in action) {
     if ("metadata" in action) {
       if (is(action, activateSceneActionStruct)) {
         return "activate_scene";
@@ -425,3 +425,60 @@ export const hasScriptFields = (
   const fields = hass.services.script[computeObjectId(entityId)]?.fields;
   return fields !== undefined && Object.keys(fields).length > 0;
 };
+
+export const migrateAutomationAction = (
+  action: Action | Action[]
+): Action | Action[] => {
+  if (Array.isArray(action)) {
+    return action.map(migrateAutomationAction) as Action[];
+  }
+
+  if ("service" in action) {
+    if (!("action" in action)) {
+      action.action = action.service;
+    }
+    delete action.service;
+  }
+
+  if ("sequence" in action) {
+    for (const sequenceAction of (action as SequenceAction).sequence) {
+      migrateAutomationAction(sequenceAction);
+    }
+  }
+
+  const actionType = getActionType(action);
+
+  if (actionType === "parallel") {
+    const _action = action as ParallelAction;
+    migrateAutomationAction(_action.parallel);
+  }
+
+  if (actionType === "choose") {
+    const _action = action as ChooseAction;
+    if (Array.isArray(_action.choose)) {
+      for (const choice of _action.choose) {
+        migrateAutomationAction(choice.sequence);
+      }
+    } else if (_action.choose) {
+      migrateAutomationAction(_action.choose.sequence);
+    }
+    if (_action.default) {
+      migrateAutomationAction(_action.default);
+    }
+  }
+
+  if (actionType === "repeat") {
+    const _action = action as RepeatAction;
+    migrateAutomationAction(_action.repeat.sequence);
+  }
+
+  if (actionType === "if") {
+    const _action = action as IfAction;
+    migrateAutomationAction(_action.then);
+    if (_action.else) {
+      migrateAutomationAction(_action.else);
+    }
+  }
+
+  return action;
+};
diff --git a/src/data/script_i18n.ts b/src/data/script_i18n.ts
index 4d518bd57c..150afc4220 100644
--- a/src/data/script_i18n.ts
+++ b/src/data/script_i18n.ts
@@ -192,7 +192,7 @@ const tryDescribeAction = <T extends ActionType>(
 
     if (
       config.service_template ||
-      (config.service && isTemplate(config.service))
+      (config.action && isTemplate(config.action))
     ) {
       return hass.localize(
         targets.length
@@ -204,8 +204,8 @@ const tryDescribeAction = <T extends ActionType>(
       );
     }
 
-    if (config.service) {
-      const [domain, serviceName] = config.service.split(".", 2);
+    if (config.action) {
+      const [domain, serviceName] = config.action.split(".", 2);
       const service =
         hass.localize(`component.${domain}.services.${serviceName}.name`) ||
         hass.services[domain][serviceName]?.name;
@@ -217,7 +217,7 @@ const tryDescribeAction = <T extends ActionType>(
             : `${actionTranslationBaseKey}.service.description.service_name_no_targets`,
           {
             domain: domainToName(hass.localize, domain),
-            name: service || config.service,
+            name: service || config.action,
             targets: formatListWithAnds(hass.locale, targets),
           }
         );
@@ -230,7 +230,7 @@ const tryDescribeAction = <T extends ActionType>(
         {
           name: service
             ? `${domainToName(hass.localize, domain)}: ${service}`
-            : config.service,
+            : config.action,
           targets: formatListWithAnds(hass.locale, targets),
         }
       );
diff --git a/src/dialogs/more-info/controls/more-info-script.ts b/src/dialogs/more-info/controls/more-info-script.ts
index c530f05cf5..83daa7dccf 100644
--- a/src/dialogs/more-info/controls/more-info-script.ts
+++ b/src/dialogs/more-info/controls/more-info-script.ts
@@ -148,7 +148,7 @@ class MoreInfoScript extends LitElement {
     const newState = this.stateObj;
 
     if (newState && (!oldState || oldState.entity_id !== newState.entity_id)) {
-      this._scriptData = { service: newState.entity_id, data: {} };
+      this._scriptData = { action: newState.entity_id, data: {} };
     }
   }
 
diff --git a/src/panels/config/automation/action/ha-automation-action-row.ts b/src/panels/config/automation/action/ha-automation-action-row.ts
index 0b15bc8acf..5da36548e4 100644
--- a/src/panels/config/automation/action/ha-automation-action-row.ts
+++ b/src/panels/config/automation/action/ha-automation-action-row.ts
@@ -87,8 +87,8 @@ export const getType = (action: Action | undefined) => {
   if (!action) {
     return undefined;
   }
-  if ("service" in action || "scene" in action) {
-    return getActionType(action) as "activate_scene" | "service" | "play_media";
+  if ("action" in action || "scene" in action) {
+    return getActionType(action) as "activate_scene" | "action" | "play_media";
   }
   if (["and", "or", "not"].some((key) => key in action)) {
     return "condition" as const;
@@ -214,12 +214,12 @@ export default class HaAutomationActionRow extends LitElement {
         <ha-expansion-panel leftChevron>
           <h3 slot="header">
             ${type === "service" &&
-            "service" in this.action &&
-            this.action.service
+            "action" in this.action &&
+            this.action.action
               ? html`<ha-service-icon
                   class="action-icon"
                   .hass=${this.hass}
-                  .service=${this.action.service}
+                  .service=${this.action.action}
                 ></ha-service-icon>`
               : html`<ha-svg-icon
                   class="action-icon"
diff --git a/src/panels/config/automation/action/ha-automation-action.ts b/src/panels/config/automation/action/ha-automation-action.ts
index 2722574ac0..81a3352659 100644
--- a/src/panels/config/automation/action/ha-automation-action.ts
+++ b/src/panels/config/automation/action/ha-automation-action.ts
@@ -19,7 +19,7 @@ import "../../../../components/ha-sortable";
 import "../../../../components/ha-svg-icon";
 import { getService, isService } from "../../../../data/action";
 import type { AutomationClipboard } from "../../../../data/automation";
-import { Action } from "../../../../data/script";
+import { Action, migrateAutomationAction } from "../../../../data/script";
 import { HomeAssistant, ItemPath } from "../../../../types";
 import {
   PASTE_VALUE,
@@ -179,7 +179,7 @@ export default class HaAutomationAction extends LitElement {
       actions = this.actions.concat(deepClone(this._clipboard!.action));
     } else if (isService(action)) {
       actions = this.actions.concat({
-        service: getService(action),
+        action: getService(action),
         metadata: {},
       });
     } else {
@@ -243,7 +243,10 @@ export default class HaAutomationAction extends LitElement {
   private _actionChanged(ev: CustomEvent) {
     ev.stopPropagation();
     const actions = [...this.actions];
-    const newValue = ev.detail.value;
+    const newValue =
+      ev.detail.value === null
+        ? ev.detail.value
+        : (migrateAutomationAction(ev.detail.value) as Action);
     const index = (ev.target as any).index;
 
     if (newValue === null) {
diff --git a/src/panels/config/automation/action/types/ha-automation-action-activate_scene.ts b/src/panels/config/automation/action/types/ha-automation-action-activate_scene.ts
index d8664f2c35..f7f54fe8e0 100644
--- a/src/panels/config/automation/action/types/ha-automation-action-activate_scene.ts
+++ b/src/panels/config/automation/action/types/ha-automation-action-activate_scene.ts
@@ -18,7 +18,7 @@ export class HaSceneAction extends LitElement implements ActionElement {
 
   public static get defaultConfig(): SceneAction {
     return {
-      service: "scene.turn_on",
+      action: "scene.turn_on",
       target: {
         entity_id: "",
       },
diff --git a/src/panels/config/automation/action/types/ha-automation-action-play_media.ts b/src/panels/config/automation/action/types/ha-automation-action-play_media.ts
index bd1ee27ec3..183602253b 100644
--- a/src/panels/config/automation/action/types/ha-automation-action-play_media.ts
+++ b/src/panels/config/automation/action/types/ha-automation-action-play_media.ts
@@ -20,7 +20,7 @@ export class HaPlayMediaAction extends LitElement implements ActionElement {
 
   public static get defaultConfig(): PlayMediaAction {
     return {
-      service: "media_player.play_media",
+      action: "media_player.play_media",
       target: { entity_id: "" },
       data: { media_content_id: "", media_content_type: "" },
       metadata: {},
diff --git a/src/panels/config/automation/action/types/ha-automation-action-service.ts b/src/panels/config/automation/action/types/ha-automation-action-service.ts
index ec063e883f..9c751f82f5 100644
--- a/src/panels/config/automation/action/types/ha-automation-action-service.ts
+++ b/src/panels/config/automation/action/types/ha-automation-action-service.ts
@@ -67,10 +67,7 @@ export class HaServiceAction extends LitElement implements ActionElement {
       return;
     }
 
-    const fields = this._fields(
-      this.hass.services,
-      this.action?.service
-    ).fields;
+    const fields = this._fields(this.hass.services, this.action?.action).fields;
     if (
       this.action &&
       (Object.entries(this.action).some(
@@ -110,8 +107,8 @@ export class HaServiceAction extends LitElement implements ActionElement {
     if (!this._action) {
       return nothing;
     }
-    const [domain, service] = this._action.service
-      ? this._action.service.split(".", 2)
+    const [domain, service] = this._action.action
+      ? this._action.action.split(".", 2)
       : [undefined, undefined];
     return html`
       <ha-service-control
@@ -168,8 +165,8 @@ export class HaServiceAction extends LitElement implements ActionElement {
     }
     const value = { ...this.action, ...ev.detail.value };
     if ("response_variable" in this.action) {
-      const [domain, service] = this._action!.service
-        ? this._action!.service.split(".", 2)
+      const [domain, service] = this._action!.action
+        ? this._action!.action.split(".", 2)
         : [undefined, undefined];
       if (
         domain &&
@@ -181,6 +178,7 @@ export class HaServiceAction extends LitElement implements ActionElement {
         this._responseChecked = false;
       }
     }
+
     fireEvent(this, "value-changed", { value });
   }
 
diff --git a/src/panels/config/automation/ha-automation-editor.ts b/src/panels/config/automation/ha-automation-editor.ts
index cd7ab59477..63e455e68e 100644
--- a/src/panels/config/automation/ha-automation-editor.ts
+++ b/src/panels/config/automation/ha-automation-editor.ts
@@ -575,6 +575,7 @@ export class HaAutomationEditor extends KeyboardShortcutMixin(LitElement) {
 
   private _valueChanged(ev: CustomEvent<{ value: AutomationConfig }>) {
     ev.stopPropagation();
+
     this._config = ev.detail.value;
     if (this._readOnly) {
       return;
diff --git a/src/panels/developer-tools/action/developer-tools-action.ts b/src/panels/developer-tools/action/developer-tools-action.ts
index 2bbb69d5bf..ccd8b947dd 100644
--- a/src/panels/developer-tools/action/developer-tools-action.ts
+++ b/src/panels/developer-tools/action/developer-tools-action.ts
@@ -25,7 +25,11 @@ import "../../../components/ha-service-picker";
 import "../../../components/ha-yaml-editor";
 import type { HaYamlEditor } from "../../../components/ha-yaml-editor";
 import { forwardHaptic } from "../../../data/haptics";
-import { Action, ServiceAction } from "../../../data/script";
+import {
+  Action,
+  migrateAutomationAction,
+  ServiceAction,
+} from "../../../data/script";
 import {
   callExecuteScript,
   serviceCallWillDisconnect,
@@ -49,14 +53,14 @@ class HaPanelDevAction extends LitElement {
   private _yamlValid = true;
 
   @storage({
-    key: "panel-dev-service-state-service-data",
+    key: "panel-dev-action-state-service-data",
     state: true,
     subscribe: false,
   })
-  private _serviceData?: ServiceAction = { service: "", target: {}, data: {} };
+  private _serviceData?: ServiceAction = { action: "", target: {}, data: {} };
 
   @storage({
-    key: "panel-dev-service-state-yaml-mode",
+    key: "panel-dev-action-state-yaml-mode",
     state: true,
     subscribe: false,
   })
@@ -72,7 +76,7 @@ class HaPanelDevAction extends LitElement {
     const serviceParam = extractSearchParam("service");
     if (serviceParam) {
       this._serviceData = {
-        service: serviceParam,
+        action: serviceParam,
         target: {},
         data: {},
       };
@@ -81,11 +85,11 @@ class HaPanelDevAction extends LitElement {
           this._yamlEditor?.setValue(this._serviceData)
         );
       }
-    } else if (!this._serviceData?.service) {
+    } else if (!this._serviceData?.action) {
       const domain = Object.keys(this.hass.services).sort()[0];
       const service = Object.keys(this.hass.services[domain]).sort()[0];
       this._serviceData = {
-        service: `${domain}.${service}`,
+        action: `${domain}.${service}`,
         target: {},
         data: {},
       };
@@ -101,15 +105,15 @@ class HaPanelDevAction extends LitElement {
   protected render() {
     const { target, fields } = this._fields(
       this.hass.services,
-      this._serviceData?.service
+      this._serviceData?.action
     );
 
-    const domain = this._serviceData?.service
-      ? computeDomain(this._serviceData?.service)
+    const domain = this._serviceData?.action
+      ? computeDomain(this._serviceData?.action)
       : undefined;
 
-    const serviceName = this._serviceData?.service
-      ? computeObjectId(this._serviceData?.service)
+    const serviceName = this._serviceData?.action
+      ? computeObjectId(this._serviceData?.action)
       : undefined;
 
     return html`
@@ -124,7 +128,7 @@ class HaPanelDevAction extends LitElement {
             ? html`<div class="card-content">
                 <ha-service-picker
                   .hass=${this.hass}
-                  .value=${this._serviceData?.service}
+                  .value=${this._serviceData?.action}
                   @value-changed=${this._serviceChanged}
                 ></ha-service-picker>
                 <ha-yaml-editor
@@ -229,12 +233,12 @@ class HaPanelDevAction extends LitElement {
                           `
                         : ""}
                     </h3>
-                    ${this._serviceData?.service
+                    ${this._serviceData?.action
                       ? html` <a
                           href=${documentationUrl(
                             this.hass,
                             "/integrations/" +
-                              computeDomain(this._serviceData?.service)
+                              computeDomain(this._serviceData?.action)
                           )}
                           title=${this.hass.localize(
                             "ui.components.service-control.integration_doc"
@@ -316,23 +320,23 @@ class HaPanelDevAction extends LitElement {
   );
 
   private _validateServiceData = (
-    serviceData,
+    serviceData: ServiceAction | undefined,
     fields,
     target,
     yamlMode: boolean,
     localize: LocalizeFunc
   ): string | undefined => {
     const errorCategory = yamlMode ? "yaml" : "ui";
-    if (!serviceData?.service) {
+    if (!serviceData?.action) {
       return localize(
-        `ui.panel.developer-tools.tabs.actions.errors.${errorCategory}.no_service`
+        `ui.panel.developer-tools.tabs.actions.errors.${errorCategory}.no_action`
       );
     }
-    const domain = computeDomain(serviceData.service);
-    const service = computeObjectId(serviceData.service);
+    const domain = computeDomain(serviceData.action);
+    const service = computeObjectId(serviceData.action);
     if (!domain || !service) {
       return localize(
-        `ui.panel.developer-tools.tabs.actions.errors.${errorCategory}.invalid_service`
+        `ui.panel.developer-tools.tabs.actions.errors.${errorCategory}.invalid_action`
       );
     }
     if (
@@ -404,7 +408,7 @@ class HaPanelDevAction extends LitElement {
 
     const { target, fields } = this._fields(
       this.hass.services,
-      this._serviceData?.service
+      this._serviceData?.action
     );
 
     this._error = this._validateServiceData(
@@ -420,7 +424,7 @@ class HaPanelDevAction extends LitElement {
       button.actionError();
       return;
     }
-    const [domain, service] = this._serviceData!.service!.split(".", 2);
+    const [domain, service] = this._serviceData!.action!.split(".", 2);
     const script: Action[] = [];
     if (
       this.hass.services?.[domain]?.[service] &&
@@ -460,7 +464,7 @@ class HaPanelDevAction extends LitElement {
       this._error =
         localizedErrorMessage ||
         this.hass.localize("ui.notification_toast.action_failed", {
-          service: this._serviceData!.service!,
+          service: this._serviceData!.action!,
         }) + ` ${err.message}`;
       return;
     }
@@ -485,7 +489,7 @@ class HaPanelDevAction extends LitElement {
   private _checkUiSupported() {
     const fields = this._fields(
       this.hass.services,
-      this._serviceData?.service
+      this._serviceData?.action
     ).fields;
     if (
       this._serviceData &&
@@ -512,16 +516,18 @@ class HaPanelDevAction extends LitElement {
   }
 
   private _serviceDataChanged(ev) {
-    if (this._serviceData?.service !== ev.detail.value.service) {
+    if (this._serviceData?.action !== ev.detail.value.action) {
       this._error = undefined;
     }
-    this._serviceData = ev.detail.value;
+    this._serviceData = migrateAutomationAction(
+      ev.detail.value
+    ) as ServiceAction;
     this._checkUiSupported();
   }
 
   private _serviceChanged(ev) {
     ev.stopPropagation();
-    this._serviceData = { service: ev.detail.value || "", data: {} };
+    this._serviceData = { action: ev.detail.value || "", data: {} };
     this._response = undefined;
     this._error = undefined;
     this._yamlEditor?.setValue(this._serviceData);
@@ -531,14 +537,14 @@ class HaPanelDevAction extends LitElement {
   private _fillExampleData() {
     const { fields } = this._fields(
       this.hass.services,
-      this._serviceData?.service
+      this._serviceData?.action
     );
-    const domain = this._serviceData?.service
-      ? computeDomain(this._serviceData?.service)
+    const domain = this._serviceData?.action
+      ? computeDomain(this._serviceData?.action)
       : undefined;
 
-    const serviceName = this._serviceData?.service
-      ? computeObjectId(this._serviceData?.service)
+    const serviceName = this._serviceData?.action
+      ? computeObjectId(this._serviceData?.action)
       : undefined;
 
     const example = {};
diff --git a/src/panels/lovelace/components/hui-action-editor.ts b/src/panels/lovelace/components/hui-action-editor.ts
index 86ef25eb05..a13f1367db 100644
--- a/src/panels/lovelace/components/hui-action-editor.ts
+++ b/src/panels/lovelace/components/hui-action-editor.ts
@@ -103,7 +103,7 @@ export class HuiActionEditor extends LitElement {
 
   private _serviceAction = memoizeOne(
     (config: CallServiceActionConfig): ServiceAction => ({
-      service: this._service,
+      action: this._service,
       ...(config.data || config.service_data
         ? { data: config.data ?? config.service_data }
         : null),
diff --git a/src/translations/en.json b/src/translations/en.json
index 2a2f595a4f..d706a8d066 100644
--- a/src/translations/en.json
+++ b/src/translations/en.json
@@ -6807,17 +6807,17 @@
             "copy_clipboard_template": "Copy to clipboard (template)",
             "errors": {
               "ui": {
-                "no_service": "No action selected, please select an action",
-                "invalid_service": "Selected action is invalid, please select a valid action",
+                "no_action": "No action selected, please select an action",
+                "invalid_action": "Selected action is invalid, please select a valid action",
                 "no_target": "This action requires a target, please select a target from the picker",
                 "missing_required_field": "This action requires field {key}, please enter a valid value for {key}"
               },
               "yaml": {
                 "invalid_yaml": "Action YAML contains syntax errors, please fix the syntax",
-                "no_service": "No action defined, please define an action: key",
-                "invalid_service": "Defined action is invalid, please provide an action in the format domain.action",
-                "no_target": "This action requires a target, please define a target entity_id, device_id, or area_id under target: or data:",
-                "missing_required_field": "This action requires field {key}, which must be provided under data:"
+                "no_action": "No action defined, please define an 'action:' key",
+                "invalid_action": "Defined action is invalid, please provide an action in the format domain.action",
+                "no_target": "This action requires a target, please define a target 'entity_id', 'device_id', or 'area_id' under 'target:' or 'data:'",
+                "missing_required_field": "This action requires field {key}, which must be provided under 'data:'"
               }
             }
           },