diff --git a/Common/System/System.h b/Common/System/System.h
index 420fb54e3a..c4a352ff32 100644
--- a/Common/System/System.h
+++ b/Common/System/System.h
@@ -3,6 +3,7 @@
 #include <string>
 #include <vector>
 #include <functional>
+#include <stdint.h>
 
 // Platform integration