diff --git a/net/colo-compare.c b/net/colo-compare.c
index d5d0965805..787c740f14 100644
--- a/net/colo-compare.c
+++ b/net/colo-compare.c
@@ -1323,7 +1323,7 @@ static void colo_compare_complete(UserCreatable *uc, Error **errp)
     s->connection_track_table = g_hash_table_new_full(connection_key_hash,
                                                       connection_key_equal,
                                                       g_free,
-                                                      connection_destroy);
+                                                      NULL);
 
     colo_compare_iothread(s);
 
diff --git a/net/filter-rewriter.c b/net/filter-rewriter.c
index bf05023dc3..c18c4c2019 100644
--- a/net/filter-rewriter.c
+++ b/net/filter-rewriter.c
@@ -383,7 +383,7 @@ static void colo_rewriter_setup(NetFilterState *nf, Error **errp)
     s->connection_track_table = g_hash_table_new_full(connection_key_hash,
                                                       connection_key_equal,
                                                       g_free,
-                                                      connection_destroy);
+                                                      NULL);
     s->incoming_queue = qemu_new_net_queue(qemu_netfilter_pass_to_next, nf);
 }