diff --git a/src/game/BattleGroundMgr.h b/src/game/BattleGroundMgr.h
index b706ba955..0648f17cd 100644
--- a/src/game/BattleGroundMgr.h
+++ b/src/game/BattleGroundMgr.h
@@ -20,6 +20,7 @@
 #define __BATTLEGROUNDMGR_H
 
 #include "Common.h"
+#include "Policies/Singleton.h"
 #include "BattleGround.h"
 
 typedef std::map<uint32, BattleGround*> BattleGroundSet;
diff --git a/src/game/GameEventMgr.h b/src/game/GameEventMgr.h
index 2710c987c..a05f07767 100644
--- a/src/game/GameEventMgr.h
+++ b/src/game/GameEventMgr.h
@@ -22,6 +22,7 @@
 #include "Common.h"
 #include "SharedDefines.h"
 #include "Platform/Define.h"
+#include "Policies/Singleton.h"
 
 #define max_ge_check_delay 86400                            // 1 day in seconds
 
diff --git a/src/game/PoolHandler.h b/src/game/PoolHandler.h
index 747dae62e..35e18c2d5 100644
--- a/src/game/PoolHandler.h
+++ b/src/game/PoolHandler.h
@@ -20,6 +20,7 @@
 #define MANGOS_POOLHANDLER_H
 
 #include "Platform/Define.h"
+#include "Policies/Singleton.h"
 #include "Creature.h"
 #include "GameObject.h"
 
diff --git a/src/game/WaypointManager.h b/src/game/WaypointManager.h
index 0f155ad41..54f2fec82 100644
--- a/src/game/WaypointManager.h
+++ b/src/game/WaypointManager.h
@@ -22,6 +22,7 @@
 #include <vector>
 #include <string>
 #include "Utilities/UnorderedMap.h"
+#include "Policies/Singleton.h"
 
 #define MAX_WAYPOINT_TEXT 5
 struct WaypointBehavior
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index caf8c9b2f..d3569b8f0 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 "7579"
+ #define REVISION_NR "7580"
 #endif // __REVISION_NR_H__