diff --git a/src/panels/lovelace/cards/types.ts b/src/panels/lovelace/cards/types.ts
index 2ad69eeb94..0d58baffa7 100644
--- a/src/panels/lovelace/cards/types.ts
+++ b/src/panels/lovelace/cards/types.ts
@@ -299,7 +299,6 @@ export interface MediaControlCardConfig extends LovelaceCardConfig {
 export interface HistoryGraphCardConfig extends LovelaceCardConfig {
   entities: Array<EntityConfig | string>;
   hours_to_show?: number;
-  refresh_interval?: number;
   title?: string;
   show_names?: boolean;
 }
diff --git a/src/panels/lovelace/editor/config-elements/hui-history-graph-card-editor.ts b/src/panels/lovelace/editor/config-elements/hui-history-graph-card-editor.ts
index 8ca713ba7b..762b74bca8 100644
--- a/src/panels/lovelace/editor/config-elements/hui-history-graph-card-editor.ts
+++ b/src/panels/lovelace/editor/config-elements/hui-history-graph-card-editor.ts
@@ -28,7 +28,7 @@ const cardConfigStruct = assign(
     entities: array(entitiesConfigStruct),
     title: optional(string()),
     hours_to_show: optional(number()),
-    refresh_interval: optional(number()),
+    refresh_interval: optional(number()), // deprecated
     show_names: optional(boolean()),
   })
 );
@@ -40,10 +40,6 @@ const SCHEMA = [
     type: "grid",
     schema: [
       { name: "hours_to_show", selector: { number: { min: 1, mode: "box" } } },
-      {
-        name: "refresh_interval",
-        selector: { number: { min: 1, mode: "box" } },
-      },
     ],
   },
 ] as const;