diff --git a/docker/env_cpu.yml b/docker/env_cpu.yml
index 9fe7586be..496ac034d 100644
--- a/docker/env_cpu.yml
+++ b/docker/env_cpu.yml
@@ -121,7 +121,7 @@ dependencies:
     - seaborn==0.8.1
     - scikit-learn==0.19.1
     - scipy==1.0.0
-    - -e git+https://github.com/hill-a/stable-baselines.git@f2890e0b02929de05e33d185f71602bf9ec4fcf9#egg=stable_baselines
+    - stable-baselines==2.4.0
     - termcolor==1.1.0
     - torchfile==0.1.0
     - tornado==4.5.3
diff --git a/docs/changelog.rst b/docs/changelog.rst
index 7d5942a03..66ca89a1a 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -5,8 +5,8 @@ Changelog
 
 For download links, please look at `Github release page <https://github.com/araffin/robotics-rl-srl/releases>`_.
 
-Pre-Release 1.1.0 (WIP)
------------------------
+Release 1.2.0 (2019-01-17)
+--------------------------
 
 - fixed a bug in the dataset generator where the GUI was instantiated two times
 - updated stable-baselines version + srl-zoo submodule
diff --git a/environment.yml b/environment.yml
index a89162251..dba26eadb 100644
--- a/environment.yml
+++ b/environment.yml
@@ -120,7 +120,7 @@ dependencies:
     - seaborn==0.8.1
     - scikit-learn==0.19.1
     - scipy==1.0.0
-    - -e git+https://github.com/hill-a/stable-baselines.git@f2890e0b02929de05e33d185f71602bf9ec4fcf9#egg=stable_baselines
+    - stable-baselines==2.4.0
     - termcolor==1.1.0
     - torchfile==0.1.0
     - tornado==4.5.3