diff --git a/documentation/dev-manual/dev-manual-model.xml b/documentation/dev-manual/dev-manual-model.xml
index a82d998ff4..7a0f772b2a 100644
--- a/documentation/dev-manual/dev-manual-model.xml
+++ b/documentation/dev-manual/dev-manual-model.xml
@@ -418,8 +418,9 @@
                         If you have never built the kernel you are interested in, you need to run
                         an initial build to establish local kernel source files.</para>
                         <para>If you are building an image for the first time, you need to get the build
-                        environment ready by sourcing
-                        the environment setup script.
+                        environment ready by sourcing an environment setup script
+                        (e.g. <filename>oe-init-build-env</filename> or
+                        <filename>oe-init-build-env-memres</filename>).
                         You also need to be sure two key configuration files
                         (<filename>local.conf</filename> and <filename>bblayers.conf</filename>)
                         are configured appropriately.</para>
diff --git a/documentation/dev-manual/figures/kernel-dev-flow.png b/documentation/dev-manual/figures/kernel-dev-flow.png
index edd9e82af7..009105d122 100644
Binary files a/documentation/dev-manual/figures/kernel-dev-flow.png and b/documentation/dev-manual/figures/kernel-dev-flow.png differ
diff --git a/documentation/mega-manual/figures/kernel-dev-flow.png b/documentation/mega-manual/figures/kernel-dev-flow.png
index edd9e82af7..009105d122 100644
Binary files a/documentation/mega-manual/figures/kernel-dev-flow.png and b/documentation/mega-manual/figures/kernel-dev-flow.png differ