diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index b9ad1a75a6..ab7b0ff652 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -522,7 +522,7 @@
      LICENSE = "MIT"
      LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58 \
                          file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
-     PR = "r21"
+     PR = "r41"
 
      SRC_URI = "file://config file://machconfig"
      S = "${WORKDIR}"
@@ -537,7 +537,8 @@
      	if [ -s "${S}/machconfig" ]; then
      	        install -m 0644 ${S}/machconfig ${D}${sysconfdir}/formfactor/
      	fi
-     }          </literallayout>
+     }
+                </literallayout>
                 In the main recipe, note the
                 <ulink url='&YOCTO_DOCS_REF_URL;#var-SRC_URI'><filename>SRC_URI</filename></ulink>
                 variable, which tells the OpenEmbedded build system where to
@@ -552,8 +553,6 @@
                 The file is in <filename>recipes-bsp/formfactor</filename>:
                 <literallayout class='monospaced'>
      FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
-
-     PRINC := "${@int(PRINC) + 2}"
                 </literallayout>
             </para>