diff --git a/docs/upgrade_issues.xml b/docs/upgrade_issues.xml
index 4216dc37d..654185c52 100644
--- a/docs/upgrade_issues.xml
+++ b/docs/upgrade_issues.xml
@@ -94,11 +94,11 @@
       </listitem>
 
       <listitem>
-        <para>This version of Shorewall requires the Digest::SHA1 Perl
-        module.</para>
+        <para>This version of Shorewall requires the Digest::SHA1 or the
+        Digest:SHA Perl module.</para>
 
         <simplelist>
-          <member>Debian: libdigest-sha1-perl</member>
+          <member>Debian: libdigest-sha-perl</member>
 
           <member>Fedora: perl-Digest-SHA1</member>