diff --git a/src/mywindow.c b/src/mywindow.c
index b1b296201c4688e258d98b32b013343ce6ba672f..7356b5c0f1dd482572e8e490f49763da36591535 100644
--- a/src/mywindow.c
+++ b/src/mywindow.c
@@ -246,13 +246,13 @@ xfwmWindowCopyComposite (xfwmWindow * win, xfwmPixmap * pix)
 
         if (!pix->pict)
         {
-            g_warning ("xfwmWindowCopyComposite: Pixmap picture does not exist");
+            TRACE ("xfwmWindowCopyComposite: Pixmap picture does not exist");
             return FALSE;
         }
 
         if (!win->pict_format)
         {
-            g_warning ("xfwmWindowCopyComposite: Window picture format is unkown");
+            TRACE ("xfwmWindowCopyComposite: Window picture format is unkown");
             return FALSE;
         }