diff --git a/Shorewall/changelog.txt b/Shorewall/changelog.txt
index 8c8a4b38e..30e5f1f29 100644
--- a/Shorewall/changelog.txt
+++ b/Shorewall/changelog.txt
@@ -13,6 +13,8 @@ Changes in Shorewall 4.4.9
 
 6)  Fix propagation of zero-valued config variables.
 
+7)  Fix OPTIMIZE 4 bug.
+
 Changes in Shorewall 4.4.8
 
 1)  Correct handling of RATE LIMIT on NAT rules.
diff --git a/Shorewall/releasenotes.txt b/Shorewall/releasenotes.txt
index 4a700f1e2..9e3d723da 100644
--- a/Shorewall/releasenotes.txt
+++ b/Shorewall/releasenotes.txt
@@ -237,6 +237,10 @@ I I I.  P R O B L E M S   C O R R E C T E D   I N   T H I S  R E L E A S E
        /var/lib/shorewall6/.restart: line 65: [: -gt: unary operator
                                               expected
 
+4)  With optimize 4, if an unnecessary NONAT rule is included in
+    /etc/shorewall/rules, 'shorewall start' and/or 'shorewall restart'
+    can fail with invalid iptables-restore input.
+
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            I V.  K N O W N   P R O B L E M S   R E M A I N I N G
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