diff --git a/README.md b/README.md
index b8d33e65b3..2c2594abd1 100644
--- a/README.md
+++ b/README.md
@@ -53,10 +53,11 @@ Building OpenPype
 To build OpenPype you currently need [Python 3.9](https://www.python.org/downloads/) as we are following
 [vfx platform](https://vfxplatform.com). Because of some Linux distros comes with newer Python version
 already, you need to install **3.9** version and make use of it. You can use perhaps [pyenv](https://github.com/pyenv/pyenv) for this on Linux.
+**Note**: We do not support 3.9.0 because of [this bug](https://github.com/python/cpython/pull/22670). Please, use higher versions of 3.9.x.
 
 ### Windows
 
-You will need [Python 3.9](https://www.python.org/downloads/) and [git](https://git-scm.com/downloads).
+You will need [Python >= 3.9.1](https://www.python.org/downloads/) and [git](https://git-scm.com/downloads).
 More tools might be needed for installing dependencies (for example for **OpenTimelineIO**) - mostly
 development tools like [CMake](https://cmake.org/) and [Visual Studio](https://visualstudio.microsoft.com/cs/downloads/)
 
@@ -82,7 +83,7 @@ OpenPype is build using [CX_Freeze](https://cx-freeze.readthedocs.io/en/latest)
 
 ### macOS
 
-You will need [Python 3.9](https://www.python.org/downloads/) and [git](https://git-scm.com/downloads). You'll need also other tools to build
+You will need [Python >= 3.9](https://www.python.org/downloads/) and [git](https://git-scm.com/downloads). You'll need also other tools to build
 some OpenPype dependencies like [CMake](https://cmake.org/) and **XCode Command Line Tools** (or some other build system).
 
 Easy way of installing everything necessary is to use [Homebrew](https://brew.sh):
@@ -145,7 +146,7 @@ sudo ./tools/docker_build.sh centos7
 If all is successful, you'll find built OpenPype in `./build/` folder.
 
 #### Manual build
-You will need [Python 3.9](https://www.python.org/downloads/) and [git](https://git-scm.com/downloads). You'll also need [curl](https://curl.se) on systems that doesn't have one preinstalled.
+You will need [Python >= 3.9](https://www.python.org/downloads/) and [git](https://git-scm.com/downloads). You'll also need [curl](https://curl.se) on systems that doesn't have one preinstalled.
 
 To build Python related stuff, you need Python header files installed (`python3-dev` on Ubuntu for example).
 
diff --git a/website/docs/dev_requirements.md b/website/docs/dev_requirements.md
index 640b27d69d..46acb4d8e7 100644
--- a/website/docs/dev_requirements.md
+++ b/website/docs/dev_requirements.md
@@ -56,6 +56,7 @@ To run mongoDB on server, use your server distribution tools to set it up (on Li
 ## Python
 
 **Python 3.9.x** is the recommended version to use (as per [VFX platform CY2022](https://vfxplatform.com/)).
+**Note**: We do not support 3.9.0 because of [this bug](https://github.com/python/cpython/pull/22670). Please, use higher versions of 3.9.x.
 
 If you're planning to run openPYPE on workstations from built executables (highly recommended), you will only need python for building and development, however, if you'd like to run from source centrally, every user will need python installed.