diff --git a/src/gallium/auxiliary/util/u_bitmask.h b/src/gallium/auxiliary/util/u_bitmask.h
index 87f1110296a..98b85ddecd5 100644
--- a/src/gallium/auxiliary/util/u_bitmask.h
+++ b/src/gallium/auxiliary/util/u_bitmask.h
@@ -36,6 +36,9 @@
 #define U_HANDLE_BITMASK_H_
 
 
+#include "pipe/p_compiler.h"
+
+
 #ifdef __cplusplus
 extern "C" {
 #endif