diff --git a/hbs2-core/lib/HBS2/Net/Proto/RefChan.hs b/hbs2-core/lib/HBS2/Net/Proto/RefChan.hs
index 99f63b61..28179bed 100644
--- a/hbs2-core/lib/HBS2/Net/Proto/RefChan.hs
+++ b/hbs2-core/lib/HBS2/Net/Proto/RefChan.hs
@@ -364,7 +364,7 @@ refChanUpdateProto self pc adapter msg = do
 
        let h0 = hashObject @HbSync (serialise msg)
 
-       guard =<< liftIO (hasBlock sto h0 <&> isJust)
+       -- guard =<< liftIO (hasBlock sto h0 <&> isJust)
 
        debug $ "RefChanUpdate/ACCEPT" <+> pretty h0