diff --git a/DeviceTree/bk_main.xml b/DeviceTree/bk_main.xml
index 5b6111c..5685527 100644
--- a/DeviceTree/bk_main.xml
+++ b/DeviceTree/bk_main.xml
@@ -42,7 +42,7 @@
       <holder>OpenPOWER Foundation</holder>
     </copyright>
     <!-- TODO: Set the correct document releaseinfo -->
-    <releaseinfo>Revision 0.5_pre3</releaseinfo>
+    <releaseinfo>Revision 0.5_pre4</releaseinfo>
     <productname>OpenPOWER</productname>
     <pubdate/>
 
@@ -76,6 +76,16 @@
 
     <revhistory>
       <!-- TODO: Update as new revisions created -->
+      <revision>
+          <date>2019-01-08</date>
+          <revdescription>
+            <itemizedlist spacing="compact">
+              <listitem>
+                <para>Revision 0.5_pre4 - Update document type to Work Group Note.  Final review ready.</para>
+              </listitem>
+            </itemizedlist>
+          </revdescription>
+      </revision>
       <revision>
           <date>2018-07-30</date>
           <revdescription>
diff --git a/Error Handling/bk_main.xml b/Error Handling/bk_main.xml
index 681627a..6d0582e 100644
--- a/Error Handling/bk_main.xml	
+++ b/Error Handling/bk_main.xml	
@@ -42,7 +42,7 @@
       <holder>OpenPOWER Foundation</holder>
     </copyright>
     <!-- TODO: Set the correct document releaseinfo -->
-    <releaseinfo>Revision 0.5_pre3</releaseinfo>
+    <releaseinfo>Revision 0.5_pre4</releaseinfo>
     <productname>OpenPOWER</productname>
     <pubdate/>
 
@@ -75,6 +75,16 @@
 
     <revhistory>
       <!-- TODO: Update as new revisions created -->
+      <revision>
+          <date>2019-01-08</date>
+          <revdescription>
+            <itemizedlist spacing="compact">
+              <listitem>
+                <para>Revision 0.5_pre4 - Update document type to Work Group Note.  Final review ready.</para>
+              </listitem>
+            </itemizedlist>
+          </revdescription>
+      </revision>
       <revision>
           <date>2018-07-30</date>
           <revdescription>
diff --git a/Platform/bk_main.xml b/Platform/bk_main.xml
index a079aa4..96ba359 100644
--- a/Platform/bk_main.xml
+++ b/Platform/bk_main.xml
@@ -42,7 +42,7 @@
       <holder>OpenPOWER Foundation</holder>
     </copyright>
     <!-- TODO: Set the correct document releaseinfo -->
-    <releaseinfo>Revision 0.5_pre3</releaseinfo>
+    <releaseinfo>Revision 0.5_pre4</releaseinfo>
     <productname>OpenPOWER</productname>
     <pubdate/>
 
@@ -76,6 +76,16 @@
 
     <revhistory>
       <!-- TODO: Update as new revisions created -->
+      <revision>
+          <date>2019-01-08</date>
+          <revdescription>
+            <itemizedlist spacing="compact">
+              <listitem>
+                <para>Revision 0.5_pre4 - Update document type to Work Group Note.  Final review ready.</para>
+              </listitem>
+            </itemizedlist>
+          </revdescription>
+      </revision>
       <revision>
           <date>2018-07-30</date>
           <revdescription>
diff --git a/RTAS/bk_main.xml b/RTAS/bk_main.xml
index 9dfbd5d..e008adc 100644
--- a/RTAS/bk_main.xml
+++ b/RTAS/bk_main.xml
@@ -42,7 +42,7 @@
       <holder>OpenPOWER Foundation</holder>
     </copyright>
     <!-- TODO: Set the correct document releaseinfo -->
-    <releaseinfo>Revision 0.5_pre3</releaseinfo>
+    <releaseinfo>Revision 0.5_pre4</releaseinfo>
     <productname>OpenPOWER</productname>
     <pubdate/>
 
@@ -76,6 +76,16 @@
 
     <revhistory>
       <!-- TODO: Update as new revisions created -->
+      <revision>
+          <date>2019-01-08</date>
+          <revdescription>
+            <itemizedlist spacing="compact">
+              <listitem>
+                <para>Revision 0.5_pre4 - Update document type to Work Group Note.  Final review ready.</para>
+              </listitem>
+            </itemizedlist>
+          </revdescription>
+      </revision>
       <revision>
           <date>2018-07-30</date>
           <revdescription>
diff --git a/Virtualization/bk_main.xml b/Virtualization/bk_main.xml
index 9ff0420..001e459 100644
--- a/Virtualization/bk_main.xml
+++ b/Virtualization/bk_main.xml
@@ -39,7 +39,7 @@
       <holder>OpenPOWER Foundation</holder>
     </copyright>
     <!-- TODO: Set the correct document releaseinfo -->
-    <releaseinfo>Revision 0.5_pre3</releaseinfo>
+    <releaseinfo>Revision 0.5_pre4</releaseinfo>
     <productname>OpenPOWER</productname>
     <pubdate/>
 
@@ -71,6 +71,16 @@
 
     <revhistory>
       <!-- TODO: Update as new revisions created -->
+      <revision>
+          <date>2019-01-08</date>
+          <revdescription>
+            <itemizedlist spacing="compact">
+              <listitem>
+                <para>Revision 0.5_pre4 - Update document type to Work Group Note.  Final review ready.</para>
+              </listitem>
+            </itemizedlist>
+          </revdescription>
+      </revision>
       <revision>
           <date>2018-07-30</date>
           <revdescription>