diff --git a/cde/programs/ttsnoop/ttsnoop.C.src b/cde/programs/ttsnoop/ttsnoop.C.src
index 12cd67fd0..e5fe8758a 100644
--- a/cde/programs/ttsnoop/ttsnoop.C.src
+++ b/cde/programs/ttsnoop/ttsnoop.C.src
@@ -340,8 +340,8 @@ main(int argc, char **argv)
     XtAppContext	app;
     Atom		save_yourself_atom;
 
-    Pixmap	icon_pixmap = NULL;
-    Pixmap	icon_mask_pixmap = NULL;
+    Pixmap	icon_pixmap = 0;
+    Pixmap	icon_mask_pixmap = 0;
     
     /**************************************************************************
      *** DTB_USER_CODE_START