allow period in usernames

1 files changed, 1 insertions, 1 deletions

diff --git a/main.py b/main.py
index dfb975f..4998c16 100644
--- a/main.py
+++ b/main.py
@@ -170,7 +170,7 @@ async def handler(websocket):
                     continue

                 r["username"] = r["username"].lower()

                 r["invite_code"] = r["invite_code"].upper()

-                if not re.fullmatch("[a-z0-9-_]{1,20}", r["username"]):

+                if not re.fullmatch("[a-z0-9-_.]{1,20}", r["username"]):

                     await websocket.send(util.error("invalidUsername", listener))

                     continue

                 if r["invite_code"] not in invite_codes: