diff --git a/protogeni/lib/GeniSA.pm.in b/protogeni/lib/GeniSA.pm.in
index 32e644ca3061a91ad466130ad37aa68d342cb570..8e17c062d764518df5948c87f36a264ea18e0532 100755
--- a/protogeni/lib/GeniSA.pm.in
+++ b/protogeni/lib/GeniSA.pm.in
@@ -268,6 +268,8 @@ sub Resolve($)
 	}
 
 	my @slices = GeniSlice->LookupByCreator( $geniuser );
+	# Cull out cooked mode slices.
+	@slices = grep {!defined($_->exptidx())} @slices;
 	my @sliceURNs = map( $_->urn(), @slices );
 
 	# Return a blob.