diff --git a/src/graphics/shaders.hpp b/src/graphics/shaders.hpp
index 176ca3200..d55a92aaa 100644
--- a/src/graphics/shaders.hpp
+++ b/src/graphics/shaders.hpp
@@ -20,6 +20,7 @@
 #include <IShaderConstantSetCallBack.h>
 #include <IMeshSceneNode.h>
 #include <vector>
+#include "glwrap.hpp"
 
 typedef unsigned int    GLuint;
 using namespace irr;