diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
index 9c83bab0a530..fc84ca214f24 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
@@ -58,7 +58,7 @@
 #include <linux/parser.h>
 
 #define GSP_MSG_MIN_SIZE GSP_PAGE_SIZE
-#define GSP_MSG_MAX_SIZE GSP_PAGE_MIN_SIZE * 16
+#define GSP_MSG_MAX_SIZE (GSP_MSG_MIN_SIZE * 16)
 
 struct r535_gsp_msg {
 	u8 auth_tag_buffer[16];