From 8aac65c3c452c1220192898cee91e3f702ea64f0 Mon Sep 17 00:00:00 2001
From: Bob Mottram <bob@freedombone.net>
Date: Thu, 29 Jul 2021 14:14:37 +0100
Subject: [PATCH] Not containing words

---
 utils.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utils.py b/utils.py
index ae3ea46af..ba513b435 100644
--- a/utils.py
+++ b/utils.py
@@ -1597,8 +1597,8 @@ def getNicknameValidationPattern() -> str:
         if pattern:
             pattern += '|' + word
         else:
-            pattern = '[^(' + word
-    return pattern + ')]'
+            pattern = '(?!(' + word
+    return pattern + '))'
 
 
 def _isReservedName(nickname: str) -> bool: