diff --git a/documentation/poky.ent b/documentation/poky.ent
index e716a1296b..8506589e93 100644
--- a/documentation/poky.ent
+++ b/documentation/poky.ent
@@ -61,15 +61,15 @@
 <!ENTITY OE_INIT_PATH "&YOCTO_POKY;/oe-init-build-env">
 <!ENTITY OE_INIT_FILE "oe-init-build-env">
 <!ENTITY UBUNTU_HOST_PACKAGES_ESSENTIAL "gawk wget git-core diffstat unzip texinfo gcc-multilib \
-     build-essential chrpath socat cpio python python3 python3-pip python3-expect \
+     build-essential chrpath socat cpio python python3 python3-pip \
      xz which">
 <!ENTITY FEDORA_HOST_PACKAGES_ESSENTIAL "gawk make wget tar bzip2 gzip python3 unzip perl patch \
      diffutils diffstat git cpp gcc gcc-c++ glibc-devel texinfo chrpath \
      ccache perl-Data-Dumper perl-Text-ParseWords perl-Thread-Queue perl-bignum socat \
-     findutils which file cpio python python3-pip python3-expect xz which">
+     findutils which file cpio python python3-pip xz which">
 <!ENTITY OPENSUSE_HOST_PACKAGES_ESSENTIAL "python gcc gcc-c++ git chrpath make wget python-xml \
      diffstat makeinfo python-curses patch socat python3 python3-curses tar python3-pip \
-     python3-expect xz which">
+     xz which">
 <!ENTITY CENTOS_HOST_PACKAGES_ESSENTIAL "-y epel-release
      $ sudo yum makecache
      $ sudo yum install gawk make wget tar bzip2 gzip python unzip perl patch \
diff --git a/documentation/ref-manual/migration.xml b/documentation/ref-manual/migration.xml
index 92f8a7f67b..5b6409d503 100644
--- a/documentation/ref-manual/migration.xml
+++ b/documentation/ref-manual/migration.xml
@@ -3970,11 +3970,17 @@ $ runqemu qemux86-64 tmp/deploy/images/qemux86-64/core-image-minimal-qemux86-64.
             The Open-Embedded build system now uses one sysroot per
             recipe to resolve long-standing issues with configuration
             script auto-detection of undeclared dependencies.
-            Consequently, you must explicitely declare all build-time
+            Consequently, you must explicitly declare all build-time
             dependencies for your recipe.
             If you do not declare these dependencies, they are not
             populated into the sysroot for the recipe.
         </para>
+
+        <para>
+            You can find information on how this works in the
+            <link linkend='ref-classes-staging'><filename>staging</filename></link>
+            class.
+        </para>
     </section>
 
     <section id='migration-2.3-path-variable'>