--- lib/TWiki/Plugins/TopicCryptPlugin.pm.org	2006-05-06 07:26:04.000000000 +0200
+++ lib/TWiki/Plugins/TopicCryptPlugin.pm	2008-10-03 15:54:12.000000000 +0200
@@ -196,7 +196,9 @@
 		# Cairo
 		return TWiki::Access::userIsInGroup($user,$groupName);
-	} else {
+	} elsif( $TWiki::Plugins::VERSION < 1.2 ) {
 		# Dakar
 		return $TWiki::Plugins::SESSION->{user}->isInList($groupName);
+	} else {
+	        return TWiki::Func::isGroupMember($groupName,$user);
 	}
 }