diff --git a/common/item_instance.cpp b/common/item_instance.cpp
index 61b9d3243..ab109bb41 100644
--- a/common/item_instance.cpp
+++ b/common/item_instance.cpp
@@ -27,7 +27,7 @@
 
 //#include "../common/light_source.h"
 
-//#include <limits.h>
+#include <limits.h>
 
 //#include <iostream>