diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index f05424ab..894dcb1c 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -16,7 +16,7 @@ jobs:
       SETUPTOOLS_SCM_PRETEND_VERSION: ${{ github.event.inputs.version }}
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Build and Check Package
       uses: hynek/build-and-inspect-python-package@v2.14
@@ -30,7 +30,7 @@ jobs:
       contents: write  # For tag.
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Download Package
       uses: actions/download-artifact@v6
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 12000821..3723893b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
   package:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Build and Check Package
       uses: hynek/build-and-inspect-python-package@v2.14
 
@@ -69,7 +69,7 @@ jobs:
             python: "3.10"
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         # Needed to fetch tags, which are required by setuptools-scm.
         fetch-depth: 0