diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index db21ef5..2c89087 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🏗 Initialize CodeQL
         uses: github/codeql-action/init@v2
diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 87d818d..bddfd27 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🚀 Run Label Syncer
         uses: micnncim/action-label-syncer@v1.3.0
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 0c2c35c..56734ec 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🏗 Set up Python 3.9
         id: python
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 7dd8a2d..27879e9 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🏗 Set up Python 3.9
         id: setup-python
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 55314ae..4d9dfc8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🏗 Set up Python
         id: setup-python
@@ -86,7 +86,7 @@ jobs:
 
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: ⬇️ Download coverage data
         uses: actions/download-artifact@v3