diff --git a/Control/AthenaConfiguration/share/confTool.py b/Control/AthenaConfiguration/share/confTool.py
index eeb7dabcefc6b1375d5a35ecaa548795d2ce3909..36697fcbb395b683b58c415c169b913d1007a5ff 100755
--- a/Control/AthenaConfiguration/share/confTool.py
+++ b/Control/AthenaConfiguration/share/confTool.py
@@ -63,8 +63,7 @@ def __diff():
     
     allkeys = set( confs[0].keys() + confs[1].keys())
 
-    #for comp in allkeys:
-    for comp in ["JobOptionsSvc"]:
+    for comp in allkeys:
         if comp not in confs[0]:
             print "... component %-54s" % comp, "absent in", args.file[0]
         elif comp not in confs[1]: