diff --git a/remotefilelog/shallowrepo.py b/remotefilelog/shallowrepo.py
--- a/remotefilelog/shallowrepo.py
+++ b/remotefilelog/shallowrepo.py
@@ -157,12 +157,12 @@
             else:
                 return super(shallowrepository, self).file(f)
 
-        def filectx(self, path, changeid=None, fileid=None):
+        def filectx(self, path, *args, **kwargs):
             if self.shallowmatch(path):
-                return remotefilectx.remotefilectx(self, path, changeid, fileid)
+                return remotefilectx.remotefilectx(self, path, *args, **kwargs)
             else:
-                return super(shallowrepository, self).filectx(path, changeid,
-                                                              fileid)
+                return super(shallowrepository, self).filectx(path, *args,
+                                                              **kwargs)
 
         @localrepo.unfilteredmethod
         def commitctx(self, ctx, error=False):