diff -Nur -X/data/freeciv-dev/freeciv/diff_ignore freeciv/client/gui-xaw/gui_stuff.c memciv/client/gui-xaw/gui_stuff.c
--- freeciv/client/gui-xaw/gui_stuff.c	Thu Sep 23 17:22:00 1999
+++ memciv/client/gui-xaw/gui_stuff.c	Sat Jan 13 00:20:59 2001
@@ -204,6 +204,9 @@
   dst=XCreatePixmap(display, root, dst_w, dst_h, display_depth);
   XPutImage(display, dst, civ_gc, xi_dst, 0, 0, 0, 0, dst_w, dst_h);
 
+  xi_src->f.destroy_image(xi_src);
+  xi_dst->f.destroy_image(xi_dst);
+
   return dst;
 }