diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 1207566e1..9fdaa4e55 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v2
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 3765a3009..2671d0cc1 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -19,7 +19,7 @@ jobs:
           #- 3.11
     steps:
     - name: Check out repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # Fetch all commits so that versioneer will return something compatible
         # with semantic-version
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 285faf773..02766d022 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Set up environment
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d8da61069..2c65c755f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, 'ci skip') && !contains(github.event.head_commit.message, 'skip ci')"
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a0d810f42..2158f88f8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -51,7 +51,7 @@ jobs:
 
     steps:
     - name: Set up environment
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # Fetch all commits so that versioneer will return something compatible
         # with semantic-version
diff --git a/.github/workflows/typing.yml b/.github/workflows/typing.yml
index bcb667912..82a244863 100644
--- a/.github/workflows/typing.yml
+++ b/.github/workflows/typing.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0