diff --git a/src/server/shared/Utilities/Util.h b/src/server/shared/Utilities/Util.h
index 96d5a2abfe..d6ead607c5 100644
--- a/src/server/shared/Utilities/Util.h
+++ b/src/server/shared/Utilities/Util.h
@@ -26,6 +26,7 @@
 #include <string>
 #include <vector>
 #include <list>
+#include <map>
 #include <ace/INET_Addr.h>
 
 // Searcher for map of structs