diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 41bf2fa479..a3e0725808 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -955,7 +955,7 @@
                 <filename>postinst</filename> script.
                 Normally 
                 <filename><ulink url='&YOCTO_DOCS_REF_URL;#var-PN'>PN</ulink></filename>
-                can be used, which automatically expands to PACKAGENAME.
+                can be used, which automatically expands to <filename>PACKAGENAME</filename>.
                 A post-installation function has the following structure:
                 <literallayout class='monospaced'>
      pkg_postinst_PACKAGENAME () {