diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 3ad838d3f93f..a76ed8f9e383 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -188,7 +188,7 @@ extern "C" {
 #define DRM_FORMAT_RESERVED	      ((1ULL << 56) - 1)
 
 #define fourcc_mod_code(vendor, val) \
-	((((__u64)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | (val & 0x00ffffffffffffffULL))
+	((((__u64)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | ((val) & 0x00ffffffffffffffULL))
 
 /*
  * Format Modifier tokens: