diff --git a/src/Messages/IrcMessageParser.php b/src/Messages/IrcMessageParser.php
index 8aaee9c..d105c6b 100644
--- a/src/Messages/IrcMessageParser.php
+++ b/src/Messages/IrcMessageParser.php
@@ -47,6 +47,7 @@ public function parseSingle(string $message): IrcMessage
                     break;
 
                 case 'PRIVMSG':
+                case 'WHISPER':
                     $msg = new PrivmsgMessage($message);
                     break;