diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 976b57547..820a47b9d 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           # We must fetch at least the immediate parents so that if this is
           # a pull request then we can checkout the head.
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index e21376181..5a0f77395 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Needed for setuptools_scm to work correctly
 
diff --git a/.github/workflows/quality.yml b/.github/workflows/quality.yml
index e0475282f..7626b0cf3 100644
--- a/.github/workflows/quality.yml
+++ b/.github/workflows/quality.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Needed for setuptools_scm to work correctly
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e57d883d6..6d8e0a7e4 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,7 +21,7 @@ jobs:
         shell: bash
     steps:
       - name: Check out
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Needed for setuptools_scm to work correctly
       - name: Install uv
diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 89d5b538f..79d60c311 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -22,7 +22,7 @@ jobs:
         shell: bash
     steps:
       - name: Check out
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Needed for setuptools_scm to work correctly