diff --git a/src/arch/LowLevelWindow/LowLevelWindow_Win32.cpp b/src/arch/LowLevelWindow/LowLevelWindow_Win32.cpp
index 9a085108b1..1e0f27f635 100644
--- a/src/arch/LowLevelWindow/LowLevelWindow_Win32.cpp
+++ b/src/arch/LowLevelWindow/LowLevelWindow_Win32.cpp
@@ -10,7 +10,7 @@
 #include "RageDisplay_OGL_Helpers.h"
 #include "RageDisplay_OGL.h"
 
-#include <GL/gl.h>
+#include <GL/glew.h>
 
 static PIXELFORMATDESCRIPTOR g_CurrentPixelFormat;
 static HGLRC g_HGLRC = NULL;
@@ -351,7 +351,7 @@ void RenderTarget_Win32::Create(const RenderTargetParam &param, int &iTextureWid
 
 	GLenum internalformat;
 	GLenum type = param.bWithAlpha? GL_RGBA:GL_RGB;
-	if( param.bFloat && GLExt.m_bGL_ARB_texture_float )
+	if( param.bFloat && m_bGL_ARB_texture_float )
 		internalformat = param.bWithAlpha? GL_RGBA16F_ARB:GL_RGB16F_ARB;
 	else
 		internalformat = param.bWithAlpha? GL_RGBA8:GL_RGB8;