diff --git a/docs/guide/vec_envs.rst b/docs/guide/vec_envs.rst
index cf2a63f1c6..883aeddd84 100644
--- a/docs/guide/vec_envs.rst
+++ b/docs/guide/vec_envs.rst
@@ -57,5 +57,5 @@ VecNormalize
 VecVideoRecorder
 ~~~~~~~~~~~~
 
-	.. autoclass:: VecVideoRecorder
-	  :members:
+.. autoclass:: VecVideoRecorder
+  :members:
diff --git a/docs/misc/changelog.rst b/docs/misc/changelog.rst
index 643e59380e..befa0fa90d 100644
--- a/docs/misc/changelog.rst
+++ b/docs/misc/changelog.rst
@@ -5,7 +5,7 @@ Changelog
 
 For download links, please look at `Github release page <https://github.com/hill-a/stable-baselines/releases>`_.
 
-Pre-Release 2.2.1a (WIP)
+Release 2.2.1 (2018-11-18)
 --------------------------
 
 - added VecVideoRecorder to record mp4 videos from environment.
diff --git a/stable_baselines/__init__.py b/stable_baselines/__init__.py
index d6b6052f24..b0a05916dc 100644
--- a/stable_baselines/__init__.py
+++ b/stable_baselines/__init__.py
@@ -11,7 +11,7 @@
 from stable_baselines.ppo2 import PPO2
 from stable_baselines.trpo_mpi import TRPO
 
-__version__ = "2.2.1a"
+__version__ = "2.2.1"
 
 
 # patch Gym spaces to add equality functions, if not implemented