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-rw-r--r--askbot/const/__init__.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/askbot/const/__init__.py b/askbot/const/__init__.py
index 0006714d..8b6fc9bd 100644
--- a/askbot/const/__init__.py
+++ b/askbot/const/__init__.py
@@ -215,7 +215,7 @@ NOTIFICATION_DELIVERY_SCHEDULE_CHOICES= (
)
USERS_PAGE_SIZE = 28#todo: move it to settings?
-USERNAME_REGEX_STRING = r'^[\w \-]+$'
+USERNAME_REGEX_STRING = r'^[\w \-.@+\']+$'
#chars that can go before or after @mention
TWITTER_STYLE_MENTION_TERMINATION_CHARS = '\n ;:,.!?<>"\''