diff --git a/src/nitro/communication/messages/outgoing/group/GroupBuyComposer.ts b/src/nitro/communication/messages/outgoing/group/GroupBuyComposer.ts
index 38e1662a..f15c5360 100644
--- a/src/nitro/communication/messages/outgoing/group/GroupBuyComposer.ts
+++ b/src/nitro/communication/messages/outgoing/group/GroupBuyComposer.ts
@@ -6,7 +6,7 @@ export class GroupBuyComposer implements IMessageComposer<any[]>
 
     constructor(name: string, description: string, roomId: number, colorA: number, colorB: number, badge: number[])
     {
-        this._data = [ name, description, roomId, colorA, colorB, badge.length, badge ];
+        this._data = [ name, description, roomId, colorA, colorB, badge.length, ...badge ];
     }
 
     public getMessageArray()