diff --git a/code/nel/src/3d/driver/opengl/driver_opengl.cpp b/code/nel/src/3d/driver/opengl/driver_opengl.cpp
index 2b486c2fd..932bbff11 100644
--- a/code/nel/src/3d/driver/opengl/driver_opengl.cpp
+++ b/code/nel/src/3d/driver/opengl/driver_opengl.cpp
@@ -1051,11 +1051,11 @@ bool CDriverGL::setDisplay(nlWindow wnd, const GfxMode &mode, bool show, bool re
 	{
 		GLX_RGBA,
 		GLX_DOUBLEBUFFER,
-		//GLX_BUFFER_SIZE, 16,
 		GLX_DEPTH_SIZE, 16,
 		GLX_RED_SIZE, 4,
 		GLX_GREEN_SIZE, 4,
 		GLX_BLUE_SIZE, 4,
+		GLX_ALPHA_SIZE, 4,
 		GLX_STENCIL_SIZE, 8,
 		None
 	};
@@ -1064,33 +1064,17 @@ bool CDriverGL::setDisplay(nlWindow wnd, const GfxMode &mode, bool show, bool re
 	{
 		GLX_RGBA,
 		GLX_DOUBLEBUFFER,
-		//GLX_BUFFER_SIZE, 16,
 		GLX_DEPTH_SIZE, 24,
 		GLX_RED_SIZE, 8,
 		GLX_GREEN_SIZE, 8,
 		GLX_BLUE_SIZE, 8,
-		GLX_STENCIL_SIZE, 8,
-		None
-	};
-
-	static int sAttribList32bpp[] =
-	{
-		GLX_RGBA,
-		GLX_DOUBLEBUFFER,
-		//GLX_BUFFER_SIZE, 32,
-		GLX_DEPTH_SIZE, 32,
-		GLX_RED_SIZE, 8,
-		GLX_GREEN_SIZE, 8,
-		GLX_BLUE_SIZE, 8,
 		GLX_ALPHA_SIZE, 8,
 		GLX_STENCIL_SIZE, 8,
 		None
 	};
 
-	// first try 32bpp and if that fails 24bpp or 16bpp
-	XVisualInfo *visual_info = glXChooseVisual (dpy, DefaultScreen(dpy), sAttribList32bpp);
-	if (visual_info == NULL)
-		visual_info = glXChooseVisual(dpy, DefaultScreen(dpy), sAttribList24bpp);
+	// first try 24bpp and if that fails 16bpp
+	XVisualInfo *visual_info = glXChooseVisual (dpy, DefaultScreen(dpy), sAttribList24bpp);
 	if (visual_info == NULL)
 		visual_info = glXChooseVisual(dpy, DefaultScreen(dpy), sAttribList16bpp);
 	if(visual_info == NULL)