diff --git a/subcmds/init.py b/subcmds/init.py
index b1fcb69..b73de71 100644
--- a/subcmds/init.py
+++ b/subcmds/init.py
@@ -233,7 +233,7 @@
       sys.exit(1)
 
     if opt.manifest_branch:
-      m.MetaBranchSwitch(opt.manifest_branch)
+      m.MetaBranchSwitch()
 
     syncbuf = SyncBuffer(m.config)
     m.Sync_LocalHalf(syncbuf)