diff --git a/engine/client/sys_sdl.c b/engine/client/sys_sdl.c
index 8b5e78e5b..08a507ab9 100644
--- a/engine/client/sys_sdl.c
+++ b/engine/client/sys_sdl.c
@@ -689,10 +689,10 @@ void Sys_DestroyConditional(void *condv)
 	SDL_DestroyMutex(cv->mutex);
 	free(cv);
 }
+#endif
 
 void Sys_Sleep (double seconds)
 {
 	SDL_Delay(seconds * 1000);
 }
-#endif