diff --git a/lib/kwinglutils.cpp b/lib/kwinglutils.cpp
index 8876b22521..3fea301914 100644
--- a/lib/kwinglutils.cpp
+++ b/lib/kwinglutils.cpp
@@ -530,7 +530,9 @@ void GLTexture::render( QRegion region, const QRect& rect )
         }
     if( m_vbo )
         {
+        enableNormalizedTexCoords();
         m_vbo->render( region, GL_TRIANGLE_STRIP );
+        disableNormalizedTexCoords();
         }
     else
         {