diff --git a/chapter03/patches.xml b/chapter03/patches.xml
index c5a9b3cb7..8f3578a80 100644
--- a/chapter03/patches.xml
+++ b/chapter03/patches.xml
@@ -174,6 +174,13 @@
       </listitem>
     </varlistentry>
 
+    <varlistentry>
+      <term>Perl Sprintf Vulnerability Patch - 9 KB:</term>
+      <listitem>
+        <para><ulink url="&patches-root;&perl-sprintf-patch;"/></para>
+      </listitem>
+    </varlistentry>
+
     <varlistentry>
       <term>Shadow Configure Script Patch - 1KB:</term>
       <listitem>