Index: sites/trunk/common/includes/slack/announce/lib.php
===================================================================
diff --git a/sites/trunk/common/includes/slack/announce/lib.php b/sites/trunk/common/includes/slack/announce/lib.php
--- a/sites/trunk/common/includes/slack/announce/lib.php	(revision 11881)
+++ b/sites/trunk/common/includes/slack/announce/lib.php	(date 1653496714005)
@@ -53,7 +53,7 @@
 
 /**
  * Get the whitelisted channels for a user.
- * 
+ *
  * @param $user           string The user to get the list of channels for.
  * @param $known_channels array  An optional list of channels which are known, so messaging can correctly identify a channel that's not whitelisted. Optional.
  */
@@ -174,7 +174,7 @@
 
 		if (
 			$channel_info &&
-			( channel_info['is_private'] || $channel_info['is_group'] || $channel_info['is_mpim'] )
+			( $channel_info['is_private'] || $channel_info['is_group'] || $channel_info['is_mpim'] )
 		) {
 			$channel = 'privategroup';
 		}