diff --git a/README.md b/README.md
index 018eb35..7ae8981 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@
 
 PyTorch version of [Stable Baselines](https://github.com/hill-a/stable-baselines), a set of improved implementations of reinforcement learning algorithms.
 
+NOTE: Python 3.6 is required!
+
 ## Implemented Algorithms
 
 - A2C
@@ -22,6 +24,34 @@ PyTorch version of [Stable Baselines](https://github.com/hill-a/stable-baselines
 - cf github Roadmap
 
 
+## Run the Tests
+
+```
+pip install -e .[tests]
+make pytest
+```
+
+## Type check
+
+```
+pip install -e .[tests]
+make type
+```
+
+## Build the Documentation
+
+```
+pip install -e .[docs]
+make docs
+```
+
+Spell check for the documentation:
+
+```
+make spelling
+```
+
+
 ## Citing the Project
 
 To cite this repository in publications:
diff --git a/docs/misc/changelog.rst b/docs/misc/changelog.rst
index 39e30db..b774e02 100644
--- a/docs/misc/changelog.rst
+++ b/docs/misc/changelog.rst
@@ -8,6 +8,7 @@ Pre-Release 0.2.0a0 (WIP)
 
 Breaking Changes:
 ^^^^^^^^^^^^^^^^^
+- Python 2 support was dropped, Torchy Baselines now requires Python 3.6 or above
 
 New Features:
 ^^^^^^^^^^^^^
@@ -18,9 +19,10 @@ Bug Fixes:
 Deprecations:
 ^^^^^^^^^^^^^
 
-
 Others:
 ^^^^^^^
+- Add type check
+- Converted all format string to f-strings
 
 Documentation:
 ^^^^^^^^^^^^^^