diff --git a/Shorewall/changelog.txt b/Shorewall/changelog.txt
index 0bc81808a..d76c58fbf 100644
--- a/Shorewall/changelog.txt
+++ b/Shorewall/changelog.txt
@@ -6,6 +6,8 @@ Changes post 4.4.11.6
 
 3)  Fix broken logical naming with Proxy ARP.
 
+2)  Verify interface names in proxyarp and tcinterfaces.
+
 Changes in Shorewall 4.4.11.6
 
 1)  Fix log reading in -lite packages.
diff --git a/Shorewall/known_problems.txt b/Shorewall/known_problems.txt
index e398c2755..bdeac7e78 100644
--- a/Shorewall/known_problems.txt
+++ b/Shorewall/known_problems.txt
@@ -169,3 +169,6 @@
 
     A fix is available at
     http://shorewall.git.sourceforge.net/git/gitweb.cgi?p=shorewall/shorewall;a=commit;h=c634cf7de33d7566dcc72307dbf2d7e15e2c46d8.
+
+24) Unknown interface names in the proxyarp and tcinterfaces files
+    result in Perl runtime errors.
diff --git a/Shorewall/releasenotes.txt b/Shorewall/releasenotes.txt
index aa41b697b..284171a70 100644
--- a/Shorewall/releasenotes.txt
+++ b/Shorewall/releasenotes.txt
@@ -232,7 +232,10 @@ Post-4.4.11.6
 2)  The macro.JAP macro generated a fatal error when invoked.
 
 3)  Previously, proxy ARP with logical interface names did not
-    work. Symptoms included numerous Perl runtime error messages. 
+    work. Symptoms included numerous Perl runtime error messages.
+
+4)  Previously, unknown interface names in the proxyarp and
+    tcinterfaces files resulted in Perl runtime errors.
 
 4.4.11.6