diff --git a/src/server/game/Groups/Group.cpp b/src/server/game/Groups/Group.cpp
index 50e820147f..44d7f62305 100755
--- a/src/server/game/Groups/Group.cpp
+++ b/src/server/game/Groups/Group.cpp
@@ -31,7 +31,7 @@
 #include "BattlegroundMgr.h"
 #include "MapManager.h"
 #include "InstanceSaveMgr.h"
-#include "Mapinstanced.h"
+#include "MapInstanced.h"
 #include "Util.h"
 #include "LFGMgr.h"