diff --git a/irc_callback.go b/irc_callback.go
index 42d0f8a..ec3273e 100644
--- a/irc_callback.go
+++ b/irc_callback.go
@@ -79,7 +79,7 @@ func (irc *IRCConnection) setupCallbacks() {
 	})
 
 	irc.AddCallback("CTCP_TIME", func(e *IRCEvent) {
-		irc.SendRaw(fmt.Sprintf("NOTICE %s :\x01TIME %s\x01", e.Nick, time.LocalTime().Format("ANSIC")))
+		irc.SendRaw(fmt.Sprintf("NOTICE %s :\x01TIME %s\x01", e.Nick, time.LocalTime().Format("UnixDate")))
 	})
 
 	irc.AddCallback("CTCP_PING", func(e *IRCEvent) { irc.SendRaw(fmt.Sprintf("NOTICE %s :\x01%s\x01", e.Nick, e.Message)) })