diff --git a/project/src/helpers/NotificationSendHelper.ts b/project/src/helpers/NotificationSendHelper.ts
index 0fd850ba..55a19119 100644
--- a/project/src/helpers/NotificationSendHelper.ts
+++ b/project/src/helpers/NotificationSendHelper.ts
@@ -78,10 +78,7 @@ export class NotificationSendHelper {
      */
     protected getDialog(sessionId: string, messageType: MessageType, senderDetails: IUserDialogInfo): IDialogue {
         // Use trader id if sender is trader, otherwise use nickname
-        const key =
-            senderDetails.Info.MemberCategory === MemberCategory.TRADER
-                ? senderDetails._id
-                : senderDetails.Info.Nickname;
+        const key = senderDetails._id;
         const dialogueData = this.saveServer.getProfile(sessionId).dialogues;
         const isNewDialogue = !(key in dialogueData);
         let dialogue: IDialogue = dialogueData[key];