diff --git a/src/server/game/Entities/Player/RestMgr.h b/src/server/game/Entities/Player/RestMgr.h
index 1d12fb765e6..c1bfd588c52 100644
--- a/src/server/game/Entities/Player/RestMgr.h
+++ b/src/server/game/Entities/Player/RestMgr.h
@@ -19,6 +19,7 @@
 #define RestMgr_h__
 
 #include "Define.h"
+#include <ctime>
 
 class Player;