--- a/mercurial/commands.py	Wed Jul 01 15:14:59 2020 +0530
+++ b/mercurial/commands.py	Thu Oct 15 15:57:36 2020 +0200
@@ -26,6 +26,7 @@
     archival,
     bookmarks,
     bundle2,
+    bundlecaches,
     changegroup,
     cmdutil,
     copies,
@@ -1544,7 +1545,9 @@
 
     bundletype = opts.get(b'type', b'bzip2').lower()
     try:
-        bundlespec = exchange.parsebundlespec(repo, bundletype, strict=False)
+        bundlespec = bundlecaches.parsebundlespec(
+            repo, bundletype, strict=False
+        )
     except error.UnsupportedBundleSpecification as e:
         raise error.Abort(
             pycompat.bytestr(e),