diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c8d91278..86a4028f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,9 +9,9 @@ on:
     - # cron (in UTC): minute hour day_of_month month day_of_week
       cron: '30 03 * * SUN'
   push:
-    branches: [ master, stable_0.8 ]
+    branches: [ master, stable_0.9 ]
   pull_request:
-    branches: [ master, stable_0.8 ]
+    branches: [ master, stable_0.9 ]
 
 env:
   # WBEM server image on Docker Hub as repository:tag.
diff --git a/docs/changes.rst b/docs/changes.rst
index bfcc7ad9..74d4d870 100644
--- a/docs/changes.rst
+++ b/docs/changes.rst
@@ -5,12 +5,12 @@ Change log
 ==========
 
 
-pywbemtools 0.9.0.dev1
-----------------------
+pywbemtools 0.9.0
+-----------------
 
-This version contains all fixes up to pywbemtools 0.8.x.
+This version contains all fixes up to pywbemtools 0.8.1.
 
-Released: not yet
+Released: 2021-05-03
 
 **Incompatible changes:**
 
@@ -70,8 +70,9 @@ Released: not yet
   and displaying of PYWBEMCLI environment variables during testing in verbose
   mode.
 
-* Change add_mof() to only display exceptions received if not MOFCompileError
-  since the MOF compiler logs all MOFCompileError exceptions. (see issue #395)
+* Change MOFCompiler.add_mof/remove_mof() to only display exceptions received
+  if not MOFCompileError since the MOF compiler logs all MOFCompileError
+  exceptions. (see issue #395)
 
 **Enhancements:**
 
@@ -142,12 +143,6 @@ Released: not yet
   test specifies stdin for the test, because the 'pdb' test condition disables
   the stdin/stdout/stderr redirection.
 
-**Known issues:**
-
-* See `list of open issues`_.
-
-.. _`list of open issues`: https://github.com/pywbem/pywbemtools/issues
-
 
 pywbemtools 0.8.0
 -----------------
diff --git a/pywbemtools/_version.py b/pywbemtools/_version.py
index 642022f8..06c3d58e 100644
--- a/pywbemtools/_version.py
+++ b/pywbemtools/_version.py
@@ -25,4 +25,4 @@
 #:
 #: * "M.N.P.devD": Development level D of a not yet released version M.N.P
 #: * "M.N.P": A released version M.N.P
-__version__ = '0.9.0.dev1'
+__version__ = '0.9.0'