diff --git a/src/sdl/i_video.c b/src/sdl/i_video.c
index 413ba0b4e..972d208d4 100644
--- a/src/sdl/i_video.c
+++ b/src/sdl/i_video.c
@@ -42,7 +42,7 @@
 
 #ifdef HAVE_IMAGE
 #include "SDL_image.h"
-#elif defined (__unix__) || !defined(__APPLE__) && defined (UNIXCOMMON) // Windows & Mac don't need this, as SDL will do it for us.
+#elif defined (__unix__) || (!defined(__APPLE__) && defined (UNIXCOMMON)) // Windows & Mac don't need this, as SDL will do it for us.
 #define LOAD_XPM //I want XPM!
 #include "IMG_xpm.c" //Alam: I don't want to add SDL_Image.dll/so
 #define HAVE_IMAGE //I have SDL_Image, sortof