diff --git a/core/src/main/java/de/erethon/dungeonsxl/global/GameSign.java b/core/src/main/java/de/erethon/dungeonsxl/global/GameSign.java
index 7558b3ea..b39559d8 100644
--- a/core/src/main/java/de/erethon/dungeonsxl/global/GameSign.java
+++ b/core/src/main/java/de/erethon/dungeonsxl/global/GameSign.java
@@ -157,6 +157,7 @@ public class GameSign extends JoinSign {
             update();
 
         } else if (topSign.getLine(0).equals(DMessage.SIGN_GLOBAL_JOIN_GAME.getMessage())) {
+            dGroup.setDungeon(dungeon);
             game.addGroup(dGroup);
             update();
         }