diff --git a/docs/en-US/Admin_Guide.xml b/docs/en-US/Admin_Guide.xml
index 07f5e889fc8..9309d599c95 100644
--- a/docs/en-US/Admin_Guide.xml
+++ b/docs/en-US/Admin_Guide.xml
@@ -26,7 +26,7 @@
     <bookinfo id="cloudstack_admin">
     <title>&PRODUCT; Administrator's Guide</title>
     <productname>Apache CloudStack</productname>
-    <productnumber>4.0.0-incubating</productnumber>
+    <productnumber>4.1.0-incubating</productnumber>
     <edition>1</edition>
     <pubsnumber></pubsnumber>
     <abstract>
diff --git a/docs/en-US/Book_Info.xml b/docs/en-US/Book_Info.xml
index c125ab8de2b..4caab5bc635 100644
--- a/docs/en-US/Book_Info.xml
+++ b/docs/en-US/Book_Info.xml
@@ -27,7 +27,7 @@
     <title>&PRODUCT; Guide</title>
     <subtitle>Revised August 9, 2012 10:48 pm Pacific</subtitle>
     <productname>Apache CloudStack</productname>
-    <productnumber>4.0.0-incubating</productnumber>
+    <productnumber>4.1.0-incubating</productnumber>
     <edition>1</edition>
     <pubsnumber></pubsnumber>
     <abstract>
diff --git a/docs/en-US/CloudStack_Nicira_NVP_Guide.xml b/docs/en-US/CloudStack_Nicira_NVP_Guide.xml
index a4c367c26f7..6f86529050c 100644
--- a/docs/en-US/CloudStack_Nicira_NVP_Guide.xml
+++ b/docs/en-US/CloudStack_Nicira_NVP_Guide.xml
@@ -28,7 +28,7 @@
     <bookinfo id="cloudstack_plugin_niciranvp">
     <title>&PRODUCT; Plugin Guide for the Nicira NVP Plugin</title>
     <productname>Apache CloudStack</productname>
-    <productnumber>4.0.0-incubating</productnumber>
+    <productnumber>4.1.0-incubating</productnumber>
     <edition>1</edition>
     <pubsnumber></pubsnumber>
     <abstract>
@@ -50,5 +50,4 @@
     <xi:include href="plugin-niciranvp-usage.xml" xmlns:xi="http://www.w3.org/2001/XInclude" />
     <xi:include href="plugin-niciranvp-troubleshooting.xml" xmlns:xi="http://www.w3.org/2001/XInclude" />
     <xi:include href="plugin-niciranvp-revisions.xml" xmlns:xi="http://www.w3.org/2001/XInclude" />
-</book>
-
+</book>
\ No newline at end of file
diff --git a/docs/en-US/Developers_Guide.xml b/docs/en-US/Developers_Guide.xml
index 6c09354f6a8..6299ad6a608 100644
--- a/docs/en-US/Developers_Guide.xml
+++ b/docs/en-US/Developers_Guide.xml
@@ -26,7 +26,7 @@
     <bookinfo id="cloudstack_developers">
         <title>&PRODUCT; Developer's Guide</title>
         <productname>Apache CloudStack</productname>
-        <productnumber>4.0.0-incubating</productnumber>
+        <productnumber>4.1.0-incubating</productnumber>
         <edition></edition>
         <pubsnumber></pubsnumber>
         <abstract>
diff --git a/docs/en-US/Installation_Guide.xml b/docs/en-US/Installation_Guide.xml
index 2f60acac984..03a80658fdf 100644
--- a/docs/en-US/Installation_Guide.xml
+++ b/docs/en-US/Installation_Guide.xml
@@ -26,7 +26,7 @@
     <bookinfo id="book-installation">
         <title>&PRODUCT; Installation Guide</title>
         <productname>Apache CloudStack</productname>
-        <productnumber>4.0.0-incubating</productnumber>
+        <productnumber>4.1.0-incubating</productnumber>
         <edition>1</edition>
         <pubsnumber></pubsnumber>
         <abstract>