diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 5611d56838..8b1ffe9e1c 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -7258,7 +7258,7 @@ Gateways via their Web Interfaces</ulink>"</emphasis>
             <filename>local.conf</filename> file:
             <literallayout class='monospaced'>
      INHERIT += "externalsrc"
-     EXTERNALSRC_pn-myrecipe = "<replaceable>path-to-your-source-tree</replaceable>"
+     EXTERNALSRC_pn-<replaceable>myrecipe</replaceable> = "<replaceable>path-to-your-source-tree</replaceable>"
             </literallayout>
         </para>