diff --git a/CHANGELOG.md b/CHANGELOG.md
index f7a37b25..9bf50150 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,12 @@
 Prospector Changelog
 =======
 
-# Version 0.12.1
+# Version 0.12.3
+* [#190](https://github.com/landscapeio/prospector/pull/190) Pinning pydocstyle version for now until API compatability with newer versions can be written
+* [#184](https://github.com/landscapeio/prospector/pull/184) Including the LICENCE file when building dists
 * Fixed a crash in the profile_validator tool if an empty profile was found
+
+# Version 0.12.1
 * [#178](https://github.com/landscapeio/prospector/pull/178) Long paths no longer cause crash in Windows.
 * [#173](https://github.com/landscapeio/prospector/issues/154) Changed from using pep8 to pycodestyle (which is what pep8 was renamed to)
 * [#172](https://github.com/landscapeio/prospector/issues/172) Fixed non-ascii file handling for mccabe tool and simplified all python source file reading
diff --git a/setup.py b/setup.py
index e32d7232..069e40ac 100644
--- a/setup.py
+++ b/setup.py
@@ -30,9 +30,9 @@
     'pyyaml',
     'mccabe>=0.5.0',
     'pyflakes>=0.8.1',
-    'pycodestyle>=2.0.0',
+    'pycodestyle==2.0.0',
     'pep8-naming>=0.3.3',
-    'pydocstyle>=0.1',
+    'pydocstyle==1.0.0',
 ]
 
 _PACKAGE_DATA = {