diff --git a/hgext/convert/cvs.py b/hgext/convert/cvs.py
--- a/hgext/convert/cvs.py
+++ b/hgext/convert/cvs.py
@@ -18,7 +18,6 @@
 from mercurial import (
     encoding,
     error,
-    pycompat,
     util,
 )
 from mercurial.utils import (
@@ -316,7 +315,7 @@
         if full:
             raise error.Abort(_(b"convert from cvs does not support --full"))
         self._parse()
-        return sorted(pycompat.iteritems(self.files[rev])), {}, set()
+        return sorted(self.files[rev].items()), {}, set()
 
     def getcommit(self, rev):
         self._parse()
diff --git a/hgext/convert/hg.py b/hgext/convert/hg.py
--- a/hgext/convert/hg.py
+++ b/hgext/convert/hg.py
@@ -39,7 +39,6 @@
     merge as mergemod,
     mergestate,
     phases,
-    pycompat,
     util,
 )
 from mercurial.utils import dateutil
@@ -423,7 +422,7 @@
         tagparent = tagparent or self.repo.nullid
 
         oldlines = set()
-        for branch, heads in pycompat.iteritems(self.repo.branchmap()):
+        for branch, heads in self.repo.branchmap().items():
             for h in heads:
                 if b'.hgtags' in self.repo[h]:
                     oldlines.update(