diff --git a/app.py b/app.py
index 9f7579c3970fcc07dbe64c856fc142a1c2a76a8c..00a41cd89df311d3fc2e9a77cc5c45de53d295bc 100644
--- a/app.py
+++ b/app.py
@@ -25,6 +25,7 @@ def create_app(test_config=None):
 		resp.headers['OAUTH-USER-NAME'] = session['user_name']
 		resp.headers['OAUTH-USER-NICKNAME'] = session['user_nickname']
 		resp.headers['OAUTH-USER-EMAIL'] = session['user_email']
+		resp.headers['OAUTH-USER-LDAP-DN'] = session['user_ldap_dn']
 		resp.headers['OAUTH-USER-GROUPS'] = ','.join(session['user_groups'])
 		return resp
 
@@ -51,6 +52,7 @@ def create_app(test_config=None):
 		session['user_name'] = userinfo['name']
 		session['user_nickname'] = userinfo['nickname']
 		session['user_email'] = userinfo['email']
+		session['user_ldap_dn'] = userinfo['ldap_dn']
 		session['user_groups'] = userinfo['groups']
 		return redirect(session.pop('url'))