diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 99b6967c..70bf7b20 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -10,7 +10,7 @@ jobs:
   package:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Build and Check Package
         uses: hynek/build-and-inspect-python-package@v2.13
 
@@ -27,7 +27,7 @@ jobs:
       contents: write  # For release.
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Download Package
       uses: actions/download-artifact@v5
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5f09f120..3e817e98 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,7 +16,7 @@ jobs:
   package:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Build and Check Package
         uses: hynek/build-and-inspect-python-package@v2.13
 
@@ -41,7 +41,7 @@ jobs:
             os: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5.6.0