diff --git a/mate-screenshot/src/screenshot-save.c b/mate-screenshot/src/screenshot-save.c
index 5b870ee..8b2b350 100644
--- a/mate-screenshot/src/screenshot-save.c
+++ b/mate-screenshot/src/screenshot-save.c
@@ -213,6 +213,7 @@ screenshot_save_start (GdkPixbuf    *pixbuf,
       if (! gdk_pixbuf_save (pixbuf, tmp_filename,
 			     "png", &error,
 			     "tEXt::Software", "mate-screenshot",
+			     "compression", "9",
 			     NULL))
 	{
 	  if (error && error->message)