diff --git a/src/data/conversation.ts b/src/data/conversation.ts
index 8a3bf388e8..e4a096fb3c 100644
--- a/src/data/conversation.ts
+++ b/src/data/conversation.ts
@@ -9,6 +9,8 @@ interface ProcessResults {
 
 export const processText = (
   hass: HomeAssistant,
-  text: string
+  text: string,
+  // tslint:disable-next-line: variable-name
+  conversation_id: string
 ): Promise<ProcessResults> =>
-  hass.callApi("POST", "conversation/process", { text });
+  hass.callApi("POST", "conversation/process", { text, conversation_id });
diff --git a/src/dialogs/voice-command-dialog/ha-voice-command-dialog.ts b/src/dialogs/voice-command-dialog/ha-voice-command-dialog.ts
index d5471f5444..b42d1c9eb1 100644
--- a/src/dialogs/voice-command-dialog/ha-voice-command-dialog.ts
+++ b/src/dialogs/voice-command-dialog/ha-voice-command-dialog.ts
@@ -22,6 +22,7 @@ import { PaperInputElement } from "@polymer/paper-input/paper-input";
 import { haStyleDialog } from "../../resources/styles";
 // tslint:disable-next-line
 import { PaperDialogScrollableElement } from "@polymer/paper-dialog-scrollable/paper-dialog-scrollable";
+import { uid } from "../../common/util/uid";
 
 interface Message {
   who: string;
@@ -62,6 +63,7 @@ export class HaVoiceCommandDialog extends LitElement {
   @property() private _opened = false;
   @query("#messages") private messages!: PaperDialogScrollableElement;
   private recognition?: SpeechRecognition;
+  private _conversationId?: string;
 
   public async showDialog(): Promise<void> {
     this._opened = true;
@@ -166,6 +168,7 @@ export class HaVoiceCommandDialog extends LitElement {
 
   protected firstUpdated(changedProps: PropertyValues) {
     super.updated(changedProps);
+    this._conversationId = uid();
     this._conversation = [
       {
         who: "hass",
@@ -258,7 +261,11 @@ export class HaVoiceCommandDialog extends LitElement {
     // To make sure the answer is placed at the right user text, we add it before we process it
     this._addMessage(message);
     try {
-      const response = await processText(this.hass, text);
+      const response = await processText(
+        this.hass,
+        text,
+        this._conversationId!
+      );
       const plain = response.speech.plain;
       message.text = plain.speech;