diff --git a/plugins/GSdx/GSWndWGL.cpp b/plugins/GSdx/GSWndWGL.cpp
index 69fe40650e..bd788d72c7 100644
--- a/plugins/GSdx/GSWndWGL.cpp
+++ b/plugins/GSdx/GSWndWGL.cpp
@@ -130,9 +130,7 @@ bool GSWndWGL::Attach(void* handle, bool managed)
 
 	CheckContext();
 
-	// TODO
-	//m_swapinterval = (PFNGLXSWAPINTERVALMESAPROC)glXGetProcAddress((const GLubyte*) "glXSwapIntervalMESA");
-	//PFNGLXSWAPINTERVALMESAPROC m_swapinterval = (PFNGLXSWAPINTERVALMESAPROC)glXGetProcAddress((const GLubyte*) "glXSwapInterval");
+	m_swapinterval = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
 
 	PopulateGlFunction();
 
@@ -288,9 +286,7 @@ void GSWndWGL::SetVSync(bool enable)
 	// m_swapinterval uses an integer as parameter
 	// 0 -> disable vsync
 	// n -> wait n frame
-	//if (m_swapinterval) m_swapinterval((int)enable);
-	// wglSwapIntervalEXT(!enable);
-
+	if (m_swapinterval) m_swapinterval((int)enable);
 }
 
 void GSWndWGL::Flip()
diff --git a/plugins/GSdx/GSWndWGL.h b/plugins/GSdx/GSWndWGL.h
index 2802c1993a..3408532995 100644
--- a/plugins/GSdx/GSWndWGL.h
+++ b/plugins/GSdx/GSWndWGL.h
@@ -29,7 +29,7 @@ class GSWndWGL : public GSWndGL
 	HDC		 m_NativeDisplay;
 	HGLRC	 m_context;
 
-	//PFNGLXSWAPINTERVALMESAPROC m_swapinterval;
+	PFNWGLSWAPINTERVALEXTPROC m_swapinterval;
 
 	bool CreateContext(int major, int minor);
 	void CheckContext();