diff --git a/rpcs3/Emu/RSX/GL/GLHelpers.h b/rpcs3/Emu/RSX/GL/GLHelpers.h
index 974009fc4f..4d593b202e 100644
--- a/rpcs3/Emu/RSX/GL/GLHelpers.h
+++ b/rpcs3/Emu/RSX/GL/GLHelpers.h
@@ -17,9 +17,9 @@
 #include "Utilities/Log.h"
 
 #define GL_FRAGMENT_TEXTURES_START 0
-#define GL_VERTEX_TEXTURES_START   GL_FRAGMENT_TEXTURES_START + 16
-#define GL_STENCIL_MIRRORS_START   GL_VERTEX_TEXTURES_START + 4
-#define GL_STREAM_BUFFER_START     GL_STENCIL_MIRRORS_START + 16
+#define GL_VERTEX_TEXTURES_START   (GL_FRAGMENT_TEXTURES_START + 16)
+#define GL_STENCIL_MIRRORS_START   (GL_VERTEX_TEXTURES_START + 4)
+#define GL_STREAM_BUFFER_START     (GL_STENCIL_MIRRORS_START + 16)
 
 inline static void _SelectTexture(int unit) { glActiveTexture(GL_TEXTURE0 + unit); }