Index: trunk/src/gui/gui_gfx_renderer.cc
===================================================================
--- trunk/src/gui/gui_gfx_renderer.cc	(revision 534)
+++ trunk/src/gui/gui_gfx_renderer.cc	(revision 535)
@@ -166,5 +166,5 @@
 
 	nv::sampler sampler( nv::sampler::LINEAR, nv::sampler::CLAMP_TO_EDGE );
-	sr->tex = m_window->get_context()->create_texture( m_atlas.get_size(), image_format( nv::RGBA, nv::UBYTE ), sampler, nullptr );
+	sr->tex = m_window->get_context()->create_texture( m_atlas.get_size(), nv::RGBA8, sampler, nullptr );
 
 	m_render_state.depth_test.enabled = false;