diff --git a/.github/workflows/Linux_CI.yml b/.github/workflows/Linux_CI.yml
index a92d022e..a1529727 100644
--- a/.github/workflows/Linux_CI.yml
+++ b/.github/workflows/Linux_CI.yml
@@ -21,7 +21,7 @@ jobs:
     - run: git fetch --prune --unshallow
 
     - name: Setup python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
diff --git a/.github/workflows/MacOS_CI.yml b/.github/workflows/MacOS_CI.yml
index f983cbba..c8bfbbcb 100644
--- a/.github/workflows/MacOS_CI.yml
+++ b/.github/workflows/MacOS_CI.yml
@@ -26,7 +26,7 @@ jobs:
         run: brew install bash
 
       - name: Setup python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/Windows_CI.yml b/.github/workflows/Windows_CI.yml
index 5ca29fc6..13fdcea8 100644
--- a/.github/workflows/Windows_CI.yml
+++ b/.github/workflows/Windows_CI.yml
@@ -23,7 +23,7 @@ jobs:
       - run: git fetch --prune --unshallow
 
       - name: Setup python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index bf465986..d5af3b87 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Setup python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v4
     - name: Checkout
       uses: actions/checkout@master
       with: