diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d0b250c126d0068b8668872d7c4455eb1b0e66a6..cdd54fd2a4207b97917331b6873bd9b9cf6524bd 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -37,26 +37,22 @@ jobs:
       matrix:
         os: [ubuntu-latest]
         node-version: [14]
-        python-version: [3.9]
         java-version: [11]
         # skip macOS and Windows test on pull requests without 'ci:fulltest' label
         include: >-
           ${{ fromJSON((github.event_name != 'pull_request' || contains(github.event.pull_request.labels.*.name, 'ci:fulltest')) && '[{
             "os": "macos-latest",
             "node-version": 14,
-            "python-version": 3.9,
             "java-version": 11
           }, {
             "os": "windows-latest",
             "node-version": 14,
-            "python-version": 3.9,
             "java-version": 11
           }]' || '[]') }}
 
     env:
       coverage: ${{ matrix.os == 'ubuntu-latest' && matrix.node-version == 14 }}
       NODE_VERSION: ${{ matrix.node-version }}
-      PYTHON_VERSION: ${{ matrix.python-version }}
       JAVA_VERSION: ${{ matrix.java-version }}
       # skip Java tests on pull requests without 'ci:fulltest' label
       SKIP_JAVA_TESTS: ${{ matrix.node-version != 14 || (github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'ci:fulltest')) }}
@@ -72,11 +68,6 @@ jobs:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
 
-      - name: Set up Python ${{ env.PYTHON_VERSION }}
-        uses: actions/setup-python@dc73133d4da04e56a135ae2246682783cc7c7cb6 # renovate: tag=v2.2.2
-        with:
-          python-version: ${{ env.PYTHON_VERSION }}
-
       - name: Set up Java  ${{ env.JAVA_VERSION }}
         if: env.SKIP_JAVA_TESTS == 'false'
         uses: actions/setup-java@8db439b6b47e5e12312bf036760bbaa6893481ac # renovate: tag=v2.3.1
@@ -96,7 +87,6 @@ jobs:
           npm config set scripts-prepend-node-path true
           git --version
           echo "Node $(node --version)"
-          python --version
           echo "Yarn $(yarn --version)"
 
       - name: Installing dependencies
diff --git a/docs/development/local-development.md b/docs/development/local-development.md
index d9491be4f8a64f6aed9a70425d7ab5ce59b73f8a..8f1dbc209c0b4f1ae8b1df5d01d466b64b924582 100644
--- a/docs/development/local-development.md
+++ b/docs/development/local-development.md
@@ -14,7 +14,6 @@ You need the following dependencies for local development:
 - Node.js `>=14.15.4`
 - Yarn `^1.22.5`
 - C++ compiler
-- Python `^3.9`
 - Java between `8` and `12`
 
 We support Node.js versions according to the [Node.js release schedule](https://github.com/nodejs/Release#release-schedule).
@@ -31,7 +30,7 @@ curl -sL https://deb.nodesource.com/setup_14.x | sudo -E bash -
 curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
 echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
 sudo apt-get update
-sudo apt-get install -y git python-minimal build-essential nodejs yarn default-jre-headless
+sudo apt-get install -y git build-essential nodejs yarn default-jre-headless
 ```
 
 You can also use [SDKMAN](https://sdkman.io/) to manage Java versions.
@@ -43,7 +42,7 @@ If you already installed a component, skip the corresponding step.
 
 - Install [Git](https://git-scm.com/downloads). Make sure you've [configured your username and email](https://git-scm.com/book/en/v2/Getting-Started-First-Time-Git-Setup)
 - Install [Node.js LTS](https://nodejs.org/en/download/)
-- In an Administrator PowerShell prompt, run `npm install -global npm` and then `npm --add-python-to-path='true' --debug install --global windows-build-tools`
+- In an Administrator PowerShell prompt, run `npm install -global npm` and then `npm --debug install --global windows-build-tools`
 - Install [Yarn](https://yarnpkg.com/lang/en/docs/install/#windows-stable)
 - Install Java, e.g. from [AdoptOpenJDK](https://adoptopenjdk.net/?variant=openjdk11) or any other distribution
 
@@ -53,8 +52,6 @@ If you already installed a component, skip the corresponding step.
   PS C:\Windows\system32> git --version
   PS C:\Windows\system32> node --version
   PS C:\Windows\system32> yarn --version
-  PS C:\Windows\system32> python --version
-  PS C:\Windows\system32> python -c "from unittest import mock; print(mock.__version__)"
   PS C:\Windows\system32> java -version
   ```