diff --git a/src/backend/model/extension/ExtensionMessengerHandler.ts b/src/backend/model/extension/ExtensionMessengerHandler.ts
index ff7aeddb..2ff04304 100644
--- a/src/backend/model/extension/ExtensionMessengerHandler.ts
+++ b/src/backend/model/extension/ExtensionMessengerHandler.ts
@@ -17,7 +17,12 @@ export class ExtensionMessengerHandler implements IExtensionMessengers {
   addMessenger<C extends Record<string, unknown>>(name: string, config: DynamicConfig[], callbacks: {
     sendMedia: (config: C, media: MediaDTOWithThPath[]) => Promise<void>
   }): void {
-    this.extLogger.silly('Adding new Messenger:', name);
+    if (MessengerRepository.Instance.get(name)) {
+      this.extLogger.silly('Messenger already exist. Overriding it:', name);
+      MessengerRepository.Instance.remove({Name: name});
+    } else {
+      this.extLogger.silly('Adding new Messenger:', name);
+    }
     const em = new ExtensionMessenger(name, config, callbacks);
     this.messengers.push(em);
     MessengerRepository.Instance.register(em);
diff --git a/src/backend/model/messenger/MessengerRepository.ts b/src/backend/model/messenger/MessengerRepository.ts
index 31a98163..fadc6abf 100644
--- a/src/backend/model/messenger/MessengerRepository.ts
+++ b/src/backend/model/messenger/MessengerRepository.ts
@@ -18,7 +18,7 @@ export class MessengerRepository {
     return Object.values(this.messengers);
   }
 
-  remove(m: Messenger<Record<string, unknown>>): void {
+  remove(m: { Name: string }): void {
     if (!this.messengers[m.Name]) {
       throw new Error('Messenger does not exist:' + m.Name);
     }