diff --git a/users/ldap_funcs.py b/users/ldap_funcs.py
index 1fe25a8..8e8d189 100644
--- a/users/ldap_funcs.py
+++ b/users/ldap_funcs.py
@@ -65,7 +65,7 @@ def set_max_uid(max_uid):
     :return:
     """
     with open(settings.LDAP_MAX_UID_PATH, 'w+') as handler:
-        handler.write(max_uid)
+        handler.write(str(max_uid))
 
 
 def get_max_uid():