diff --git a/syndicate/distributed/federation.rkt b/syndicate/distributed/federation.rkt
index 220f27f..3fc60da 100644
--- a/syndicate/distributed/federation.rkt
+++ b/syndicate/distributed/federation.rkt
@@ -6,7 +6,6 @@
 (require "protocol.rkt")
 
 (require imperative-syndicate/term)
-(require imperative-syndicate/bag)
 (require imperative-syndicate/reassert)
 (require racket/set)
 
@@ -319,7 +318,7 @@
                  (define known? (hash-has-key? (specs) spec))
                  (define localid (if known? (hash-ref (specs) spec) (make-localid)))
                  (define sub
-                   (hash-ref (subs) localid (lambda () (subscription localid spec (hash) (bag)))))
+                   (hash-ref (subs) localid (lambda () (subscription localid spec (hash) (hash)))))
                  (define holders (subscription-holders sub))
                  (cond
                    [(hash-has-key? holders linkid)