diff --git a/New/Shorewall/Common.pm b/New/Shorewall/Common.pm
index 55fc7d326..82c14b766 100644
--- a/New/Shorewall/Common.pm
+++ b/New/Shorewall/Common.pm
@@ -180,6 +180,9 @@ sub emit ( $ ) {
     }
 }
 
+#
+# Jacket for emit() that produces the same result as 'emit join( "\n", ... )'
+#
 sub emitj {
     if ( $object ) {
 	#