diff --git a/rtvi-client-js/src/core.ts b/rtvi-client-js/src/core.ts
index 7bbb77c..b8ac9bd 100644
--- a/rtvi-client-js/src/core.ts
+++ b/rtvi-client-js/src/core.ts
@@ -510,16 +510,18 @@ export abstract class Client extends (EventEmitter as new () => TypedEmitter<Voi
   /**
    * Update pipeline and services
    * @param config - VoiceClientConfigOption[] partial object with the new configuration
+   * @param interrupt - boolean flag to interrupt the current pipeline, or wait until the next turn
    * @returns Promise<unknown> - Promise that resolves with the updated configuration
    */
   public async updateConfig(
-    config: VoiceClientConfigOption[]
+    config: VoiceClientConfigOption[],
+    interrupt: boolean = false
   ): Promise<unknown> {
     // Only send the partial config if the bot is ready to prevent
     // potential racing conditions whilst pipeline is instantiating
     if (this._transport.state === "ready") {
       return this._messageDispatcher.dispatch(
-        VoiceMessage.updateConfig(config),
+        VoiceMessage.updateConfig(config, interrupt),
         true
       );
     } else {
diff --git a/rtvi-client-js/src/messages.ts b/rtvi-client-js/src/messages.ts
index 7b15612..0fdc9e6 100644
--- a/rtvi-client-js/src/messages.ts
+++ b/rtvi-client-js/src/messages.ts
@@ -93,8 +93,14 @@ export class VoiceMessage {
     return new VoiceMessage(VoiceMessageType.CLIENT_READY, {});
   }
 
-  static updateConfig(config: VoiceClientConfigOption[]): VoiceMessage {
-    return new VoiceMessage(VoiceMessageType.UPDATE_CONFIG, { config });
+  static updateConfig(
+    config: VoiceClientConfigOption[],
+    interrupt: boolean = false
+  ): VoiceMessage {
+    return new VoiceMessage(VoiceMessageType.UPDATE_CONFIG, {
+      config,
+      interrupt,
+    });
   }
 
   static describeConfig(): VoiceMessage {
diff --git a/rtvi-client-js/tests/config.spec.ts b/rtvi-client-js/tests/config.spec.ts
index 4ddc480..2835937 100644
--- a/rtvi-client-js/tests/config.spec.ts
+++ b/rtvi-client-js/tests/config.spec.ts
@@ -155,8 +155,8 @@ describe("Voice Client Config Setter Helper Methods", () => {
   test("setServiceOptionInConfig should set or update multiple items", () => {
     const newConfig = voiceClient.setServiceOptionInConfig("llm", [
       {
-        name: "test",
-        value: "testabc",
+        name: "model",
+        value: "newModel",
       } as ConfigOption,
       {
         name: "test2",
@@ -168,7 +168,7 @@ describe("Voice Client Config Setter Helper Methods", () => {
         expect.objectContaining({
           service: "llm",
           options: expect.arrayContaining([
-            { name: "test", value: "testabc" },
+            { name: "model", value: "newModel" },
             { name: "test2", value: "test2" },
           ]),
         }),