diff --git a/Shorewall/releasenotes.txt b/Shorewall/releasenotes.txt
index e2dc62e63..6a00b7f23 100644
--- a/Shorewall/releasenotes.txt
+++ b/Shorewall/releasenotes.txt
@@ -21,6 +21,11 @@ RC 1
     errors when loading the resulting ruleset. Now, the compiler issues
     an error for chain names longer than 29 characters.
 
+    Additionally, the compiler now ensures that these chain names are
+    composed only of letters, digits, underscores ('_') and dashes
+    ("-"). This eliminates Perl runtime errors or other failures when a
+    chain name is embedded within a regular expression.
+
 Beta 3
 
 1)  If the SOURCE column in /etc/shorewall6/rules contained an IPv6