diff --git a/src/render/software/SDL_rotate.c b/src/render/software/SDL_rotate.c
index d9d27fa33..b64f137ab 100644
--- a/src/render/software/SDL_rotate.c
+++ b/src/render/software/SDL_rotate.c
@@ -28,6 +28,7 @@ freely, subject to the following restrictions:
 Andreas Schiffler -- aschiffler at ferzkopp dot net
 
 */
+#include "SDL_config.h"
 
 #ifdef WIN32
 #include <windows.h>