diff --git a/rpcs3/Emu/RSX/GL/GLTexture.h b/rpcs3/Emu/RSX/GL/GLTexture.h
index 9d891674aa..461753cd78 100644
--- a/rpcs3/Emu/RSX/GL/GLTexture.h
+++ b/rpcs3/Emu/RSX/GL/GLTexture.h
@@ -1,4 +1,6 @@
-#include "OpenGL.h"
+#pragma once
+
+#include "OpenGL.h"
 #include "../GCM.h"
 #include "../Common/TextureUtils.h"
 #include "GLHelpers.h"