diff --git a/include/DMDUtil/Config.h b/include/DMDUtil/Config.h
index 28d31db..9dad5e4 100644
--- a/include/DMDUtil/Config.h
+++ b/include/DMDUtil/Config.h
@@ -9,6 +9,7 @@
 #endif
 
 #include <cstdarg>
+#include <cstdint>
 #include <string>
 
 typedef enum