diff --git a/oyoyo/helpers.py b/oyoyo/helpers.py
index 902cd8a..bfc6b93 100644
--- a/oyoyo/helpers.py
+++ b/oyoyo/helpers.py
@@ -115,28 +115,22 @@ def identify(cli, passwd, authuser="NickServ"):
 def quit(cli, msg):
     cli.send("QUIT %s" % (msg))
 
-
 def nick(cli, nick):
-    cli.send(f"NICK", nick)
-
+    cli.seld("NICK", nick)
 
 def user(cli, username, realname):
     cli.send("USER", username, "0", "*", ":" + realname)
 
-
 def join(cli, channel):
     """Protocol potentially allows multiple channels or keys."""
     cli.send("JOIN", channel)
 
-
 def part(cli, channel):
     cli.send("PART", channel)
 
-
 def notice(cli, target, text):
     cli.send("NOTICE", target, text)
 
-
 def invite(cli, nick, channel):
     cli.send("INVITE", nick, channel)