diff -r e0a1b9ee93cd -r 671aba341d90 hgext/convert/cvs.py
--- a/hgext/convert/cvs.py	Wed Nov 15 23:43:15 2017 -0500
+++ b/hgext/convert/cvs.py	Wed Nov 22 20:49:01 2017 -0500
@@ -32,8 +32,8 @@
 NoRepo = common.NoRepo
 
 class convert_cvs(converter_source):
-    def __init__(self, ui, path, revs=None):
-        super(convert_cvs, self).__init__(ui, path, revs=revs)
+    def __init__(self, ui, repotype, path, revs=None):
+        super(convert_cvs, self).__init__(ui, repotype, path, revs=revs)
 
         cvs = os.path.join(path, "CVS")
         if not os.path.exists(cvs):