diff --git a/web/pgadmin/utils/paths.py b/web/pgadmin/utils/paths.py
index 30bbcfa47..04522528b 100644
--- a/web/pgadmin/utils/paths.py
+++ b/web/pgadmin/utils/paths.py
@@ -37,7 +37,7 @@ def get_storage_directory():
     def _preprocess_username(un):
         ret_un = un
         if len(ret_un) == 0 or ret_un[0].isdigit():
-            ret_un = 'pga_user_' + username
+            ret_un = 'pga_user_' + un
 
         ret_un = ret_un.replace('@', '_')\
             .replace('/', 'slash')\