diff --git a/src/game/GameEventMgr.h b/src/game/GameEventMgr.h
index b77346838..6a8dd291a 100644
--- a/src/game/GameEventMgr.h
+++ b/src/game/GameEventMgr.h
@@ -28,6 +28,7 @@
 
 class Creature;
 class GameObject;
+class MapPersistentState;
 
 struct GameEventData
 {
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 07ce4622c..eb743ff96 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "11170"
+ #define REVISION_NR "11171"
 #endif // __REVISION_NR_H__