diff --git a/.github/actions/python-environment/action.yml b/.github/actions/python-environment/action.yml
index 0757d6df4..88c311138 100644
--- a/.github/actions/python-environment/action.yml
+++ b/.github/actions/python-environment/action.yml
@@ -34,7 +34,7 @@ runs:
 
 
     - name: Set up Python (${{ inputs.python-version}})
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ inputs.python-version }}
 
@@ -68,7 +68,7 @@ runs:
     - name: Cache Poetry environment
       if: inputs.use-cache == 'true'
       id: cache-poetry-env
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ${{ steps.setup-cache-variables.outputs.POETRY_ENV_PATH }}
         key: poetry-env-${{ steps.setup-cache-variables.outputs.POETRY_SHA }}-${{ steps.setup-cache-variables.outputs.IMAGE_OS }}-${{ steps.setup-cache-variables.outputs.IMAGE_VERSION }}-${{ runner.arch }}-${{ inputs.poetry-version }}-${{ inputs.python-version }}-${{ inputs.extras }}
diff --git a/.github/actions/security-issues/action.yml b/.github/actions/security-issues/action.yml
index 48fbf8a11..bc90cc10b 100644
--- a/.github/actions/security-issues/action.yml
+++ b/.github/actions/security-issues/action.yml
@@ -32,7 +32,7 @@ runs:
   steps:
 
     - name: Setup Python (${{ inputs.python-version}})
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: 3.11
 
diff --git a/doc/changes/unreleased.md b/doc/changes/unreleased.md
index 10ac7d74b..813416394 100644
--- a/doc/changes/unreleased.md
+++ b/doc/changes/unreleased.md
@@ -10,6 +10,8 @@ Before, a `.venv` directory would have be excluded no matter what parent directo
 
 Please see the user guide for details.
 
+Additionally the release updates the references to GitHub actions `cache` and `setup-python` to avoid using deprecated Node.js 20 actions.
+
 ## Features
 
 * #697: Supported multi-part paths in `add_to_excluded_python_paths`
@@ -18,3 +20,4 @@ Please see the user guide for details.
 
 * #728: Updated to latest PTB workflows and added `.workflow-patcher.yml`
 * #736: Capitalized and shorten names of GitHub workflows
+* #745: Updated references to GitHub actions cache and setup-python