diff --git a/documentation/dev-manual/dev-manual-model.xml b/documentation/dev-manual/dev-manual-model.xml
index 813c96eca8..5831033008 100644
--- a/documentation/dev-manual/dev-manual-model.xml
+++ b/documentation/dev-manual/dev-manual-model.xml
@@ -431,7 +431,9 @@
                         you need to do for the Yocto Project build system in order for it to create your image.  
                         If you have not done so you need to get the build environment ready by sourcing 
                         the environment setup script described earlier.
-                        You also need to be sure two key configuration files are configured appropriately.</para>
+                        You also need to be sure two key configuration files 
+                        (<filename>local.conf</filename> and <filename>bblayers.conf</filename>)
+                        are configured appropriately.</para>
                         <para>The entire process for building an image is overviewed in the 
                         <ulink url='http://www.yoctoproject.org/docs/1.1/yocto-project-qs/yocto-project-qs.html#building-image'>
                         Building an Image</ulink> section of the Yocto Project Quick Start.