diff --git a/src/IRCChannel.py b/src/IRCChannel.py
index 0569b0f0..b3cbbf1c 100644
--- a/src/IRCChannel.py
+++ b/src/IRCChannel.py
@@ -165,7 +165,7 @@ class Channels(object):
 
     def __iter__(self) -> Iterable[Channel]:
         return (channel for channel in self._channels.values())
-    def __contains__(self, name: str) -> bool
+    def __contains__(self, name: str) -> bool:
         return self.contains(name)
 
     def _get_id(self, channel_name: str) -> int: