diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17daff6e..a87043d1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,40 @@
 Changelog for Redmine DMSF
 ==========================
 
+1.5.1: *2015-04-01*
+-----------------------
+
+    Approval workflow copying
+    Polish localization
+    Custom versions for new document revisions
+    External links
+
+* New: #307 - Filter mail receivers for approval workflow with file managing permission
+* New: #308 - Rails 4 
+* Bug: #321 - My open approvals
+* Bug: #322 - Approval workflow notifications
+* New: #325 - Approval workflow permission
+* New: #326 - Approval workflow copying
+* Bug: #327 - ArgumentError: Unknown key: :conditions. (when running migration in redmine 2.6)
+* Bug: #330 - File link cannot download/email
+* New: #332 - ArgumentError: Unknown key: :conditions. (when running migration in redmine 2.6)
+* Bug: #323 - NoMethodError (undefined method `major_version' for nil:NilClass)
+* Bug: #336 - Delete documents configuration works for all the roles
+* Bug: #340 - Unwanted notifications
+* Bug: #341 - Error on approval workflow
+* Bug: #343 - Can't use a name of a folder already existing in the trash bin
+* Bug: #350 - Link seems wrong in when clicking "Approval workflow name"
+* New: #351 - [Feature Request] - overriding preconfigured Revision Tags/Steps
+* Bug: #353 - Link to User in Doc-Revision seems to point to wrong target link
+* New: #357 - Redmine 3.0.0 released! Compatibility with DMSF?
+* Bug: #361 - incompatible encoding regexp match (UTF-8 regexp with ASCII-8BIT string)
+* Bug: #366 - unable to properly uninstall under Redmine 3.0.1
+* Bug: #367 - Unable to create a folder 
+* Bug: #368 - Cannot create a document workflow
+* Bug: #369 - Update document revision under Redmine 3.0.1
+* Bug: #371 - Unable to properly uninstall the plugin
+* Bug: #372 - Can't move file via WebDav
+
 1.4.9: *2014-10-17*
 -----------------------
 
diff --git a/README.md b/README.md
index 1c5511b3..3cf3e286 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ Features
 Dependencies
 ------------
   
-  * Redmine 2.5.0 or higher
+  * Redmine 2.5.0 or higher (Not yet fully compatible with Redmine 3.x but it should work in general)
 
 ### Fulltext search (optional)
 
@@ -197,4 +197,4 @@ Changes with tests, and full documentation are preferred.
 Additional Documentation
 ------------------------
 
-[CHANGELOG.md](CHANGELOG.md) - Project changelog
+[CHANGELOG.md](CHANGELOG.md) - Project changelog
\ No newline at end of file
diff --git a/dmsf_user_guide.odt b/dmsf_user_guide.odt
index 9d3cc93d..534074c3 100644
Binary files a/dmsf_user_guide.odt and b/dmsf_user_guide.odt differ
diff --git a/init.rb b/init.rb
index b46f4da0..eb332460 100644
--- a/init.rb
+++ b/init.rb
@@ -28,7 +28,7 @@ Redmine::Plugin.register :redmine_dmsf do
   name 'DMSF'
   author 'Vit Jonas / Daniel Munn / Karel Picman'
   description 'Document Management System Features'
-  version '1.5.1 devel'
+  version '1.5.1 stable'
   url 'http://www.redmine.org/plugins/dmsf'
   author_url 'https://github.com/danmunn/redmine_dmsf/graphs/contributors'