diff --git a/code/nel/src/3d/driver/opengl3/driver_opengl_extension.cpp b/code/nel/src/3d/driver/opengl3/driver_opengl_extension.cpp
index 589f559e7..d6847cb07 100644
--- a/code/nel/src/3d/driver/opengl3/driver_opengl_extension.cpp
+++ b/code/nel/src/3d/driver/opengl3/driver_opengl_extension.cpp
@@ -101,11 +101,6 @@ NEL_PFNGLMULTITEXCOORD4IVARBPROC				nglMultiTexCoord4ivARB;
 NEL_PFNGLMULTITEXCOORD4FVARBPROC				nglMultiTexCoord4fvARB;
 NEL_PFNGLMULTITEXCOORD4DVARBPROC				nglMultiTexCoord4dvARB;
 
-// VertexWeighting.
-NEL_PFNGLVERTEXWEIGHTFEXTPROC					nglVertexWeightfEXT;
-NEL_PFNGLVERTEXWEIGHTFVEXTPROC					nglVertexWeightfvEXT;
-NEL_PFNGLVERTEXWEIGHTPOINTEREXTPROC				nglVertexWeightPointerEXT;
-
 // SecondaryColor extension
 NEL_PFNGLSECONDARYCOLOR3BEXTPROC				nglSecondaryColor3bEXT;
 NEL_PFNGLSECONDARYCOLOR3BVEXTPROC				nglSecondaryColor3bvEXT;
@@ -524,19 +519,6 @@ static bool	setupEXTTextureCompressionS3TC(const char	*glext)
 	return true;
 }
 
-// *********************************
-static bool	setupEXTVertexWeighting(const char	*glext)
-{
-	H_AUTO_OGL(setupEXTVertexWeighting);
-	CHECK_EXT("GL_EXT_vertex_weighting");
-
-	CHECK_ADDRESS(NEL_PFNGLVERTEXWEIGHTFEXTPROC, glVertexWeightfEXT);
-	CHECK_ADDRESS(NEL_PFNGLVERTEXWEIGHTFVEXTPROC, glVertexWeightfvEXT);
-	CHECK_ADDRESS(NEL_PFNGLVERTEXWEIGHTPOINTEREXTPROC, glVertexWeightPointerEXT);
-
-	return true;
-}
-
 
 // *********************************
 static bool	setupEXTSeparateSpecularColor(const char	*glext)
@@ -905,9 +887,6 @@ void	registerGlExtensions(CGlExtensions &ext)
 	// Check ARBMultisample
 	ext.ARBMultisample = setupARBMultisample(glext);
 
-	// Check if NVidia GL_EXT_vertex_weighting is available.
-	ext.EXTVertexWeighting= setupEXTVertexWeighting(glext);
-
 	// Check EXTSeparateSpecularColor.
 	ext.EXTSeparateSpecularColor= setupEXTSeparateSpecularColor(glext);
 
diff --git a/code/nel/src/3d/driver/opengl3/driver_opengl_extension.h b/code/nel/src/3d/driver/opengl3/driver_opengl_extension.h
index 8bbc8b49c..15f851b8b 100644
--- a/code/nel/src/3d/driver/opengl3/driver_opengl_extension.h
+++ b/code/nel/src/3d/driver/opengl3/driver_opengl_extension.h
@@ -49,7 +49,6 @@ struct	CGlExtensions
 	uint	NbTextureStages;
 
 	// Optional Extensions. (old)
-	bool	EXTVertexWeighting;
 	bool	EXTSeparateSpecularColor;
 	bool	ARBTextureCubeMap;
 	bool	NVTextureRectangle;
@@ -76,7 +75,6 @@ public:
 		ARBMultiTexture= false;
 		NbTextureStages= 1;
 		EXTTextureCompressionS3TC= false;
-		EXTVertexWeighting= false;
 		EXTSeparateSpecularColor= false;
 		ARBTextureCubeMap= false;
 		EXTSecondaryColor= false;
@@ -113,7 +111,6 @@ public:
 		result += NLMISC::toString(NbTextureStages);
 
 		result += "\n  Misc:      ";
-		result += EXTVertexWeighting ? "EXTVertexWeighting " : "";
 		result += EXTSeparateSpecularColor ? "EXTSeparateSpecularColor " : "";
 		result += EXTSecondaryColor ? "EXTSecondaryColor " : "";
 		result += EXTBlendColor ? "EXTBlendColor " : "";
@@ -207,13 +204,6 @@ extern NEL_PFNGLMULTITEXCOORD4FVARBPROC nglMultiTexCoord4fvARB;
 extern NEL_PFNGLMULTITEXCOORD4DVARBPROC nglMultiTexCoord4dvARB;
 
 
-// VertexWeighting.
-//==================
-extern NEL_PFNGLVERTEXWEIGHTFEXTPROC			nglVertexWeightfEXT;
-extern NEL_PFNGLVERTEXWEIGHTFVEXTPROC			nglVertexWeightfvEXT;
-extern NEL_PFNGLVERTEXWEIGHTPOINTEREXTPROC		nglVertexWeightPointerEXT;
-
-
 // ATI_envmap_bumpmap extension
 
 extern  PFNGLTEXBUMPPARAMETERIVATIPROC nglTexBumpParameterivATI;