diff --git a/main.go b/main.go
index 3d0788e..b522f38 100644
--- a/main.go
+++ b/main.go
@@ -16,10 +16,10 @@ import (
 	irc "github.com/thoj/go-ircevent"
 )
 
-const channel = "#ctf"
+var channel = "#ctf"
 
 const (
-	pattern   = "(?i)\\b(cat|gato|miau|meow|garfield|lolcat)[s|z]{0,1}\\b"
+	pattern   = "(?i)\\b(cat|gato|miau|meow|garfield|lolcat|кот|кошк)[s|z]{0,1}\\b"
 	nyastat   = "nyastat"
 	msgPrefix = "I love cats! Here's a fact: %s ^_^"
 	gifPrefix = "Meow! Here's a gif: %s ^_^"
@@ -103,10 +103,6 @@ func main() {
 		e.Connection.Privmsg(channel, `Now with gifs! ^_^`)
 	})
 
-	irccon.AddCallback("MODE", func(e *irc.Event) {
-		log.Println(e.Message())
-	})
-
 	irccon.AddCallback("PRIVMSG", func(e *irc.Event) {
 		log.Printf("Message from %s received: %s", e.Nick, e.Message())
 		s.addUser(e.Nick)
@@ -194,3 +190,10 @@ func catFacts(con *irc.Connection) (string, error) {
 	con.Privmsg(channel, fmt.Sprintf(msgPrefix, data.Fact))
 	return fmt.Sprintf(msgPrefix, data.Fact), nil
 }
+
+func init() {
+	ch := os.Getenv("CTF2021CHANNEL")
+	if ch != "" {
+		channel = ch
+	}
+}