diff --git a/docs/manual/mod/mod_substitute.xml b/docs/manual/mod/mod_substitute.xml
index 2abd40ec63..8404b9e674 100644
--- a/docs/manual/mod/mod_substitute.xml
+++ b/docs/manual/mod/mod_substitute.xml
@@ -123,7 +123,7 @@
 <Location "/">
     AddOutputFilterByType SUBSTITUTE text/html
     Substitute "s/example.com/expr=%{HTTP:HOST}/i"
-    Substitute "s/Hello, (\S+)/expr=Hello from %{REQUEST_URI}, \$1,/i"
+    Substitute "s/Hello, (\S+)/expr=Hello from %{REQUEST_URI}, \$1/i"
 </Location>
         </highlight>
     </example>