diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 788e6a24..cdf352f0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2.3.2
+      uses: actions/setup-python@v4.5.0
       with:
         python-version: ${{ matrix.python-version }}
 
@@ -44,7 +44,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2.3.2
+      uses: actions/setup-python@v4.5.0
       with:
         python-version: ${{ matrix.python-version }}
 
@@ -67,7 +67,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
-      uses: actions/setup-python@v2.3.2
+      uses: actions/setup-python@v4.5.0
       with:
         python-version: 3.9
 
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 8972876f..f2030f1f 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
-      uses: actions/setup-python@v2.3.2
+      uses: actions/setup-python@v4.5.0
       with:
         python-version: 3.9
 
@@ -37,7 +37,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
-      uses: actions/setup-python@v2.3.2
+      uses: actions/setup-python@v4.5.0
       with:
         python-version: 3.9
 
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 044b0f5f..751ebd28 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python 3.9
-      uses: actions/setup-python@v2.3.2
+      uses: actions/setup-python@v4.5.0
       with:
         python-version: 3.9