diff --git a/src/test/SDL_test_common.c b/src/test/SDL_test_common.c
index c4d72db32..f06c49ea5 100644
--- a/src/test/SDL_test_common.c
+++ b/src/test/SDL_test_common.c
@@ -1338,7 +1338,7 @@ SDLTest_CommonEvent(SDLTest_CommonState * state, SDL_Event * event, int *done)
                     if (flags & SDL_WINDOW_FULLSCREEN) {
                         SDL_SetWindowFullscreen(window, SDL_FALSE);
                     } else {
-                        SDL_SetWindowFullscreen(window, SDL_TRUE);
+                        SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN);
                     }
                 }
             } else if (event->key.keysym.mod & KMOD_ALT) {