diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 96d4a550..199755de 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     outputs:
       noxenvs: ${{ steps.noxenvs-matrix.outputs.noxenvs }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Set up uv
@@ -87,7 +87,7 @@ jobs:
             noxenv: "tests-3.14t(format-nongpl)"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Install dependencies
@@ -132,7 +132,7 @@ jobs:
       id-token: write
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           persist-credentials: false
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 9af890dc..a1cae3e0 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false