diff --git a/progit/repo.py b/progit/repo.py
index fd8dc6f..4272846 100644
--- a/progit/repo.py
+++ b/progit/repo.py
@@ -614,6 +614,8 @@ def remove_user(repo, userid, username=None):
             break
     SESSION.commit()
 
+    progit.generate_gitolite_acls()
+
     flask.flash('User removed')
     return flask.redirect(
         flask.url_for('.view_settings', repo=repo.name, username=username)
@@ -643,6 +645,8 @@ def add_user(repo, username=None):
 
         SESSION.commit()
 
+        progit.generate_gitolite_acls()
+
         flask.flash(msg)
         return flask.redirect(
             flask.url_for('.view_settings', repo=repo.name, username=username)