diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index dc1b902b8a7..d82672dc99a 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -34,6 +34,8 @@
 #define MTYPES_H
 
 
+#include <stdint.h>             /* uint32_t */
+
 #include "main/glheader.h"
 #include "main/config.h"
 #include "glapi/glapi.h"