diff --git a/.github/workflows/_lint.yml b/.github/workflows/_lint.yml
index 3648eb6..fab15e7 100644
--- a/.github/workflows/_lint.yml
+++ b/.github/workflows/_lint.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 20
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python ${{ inputs.python-version }} + uv
         uses: "./.github/actions/uv_setup"
diff --git a/.github/workflows/_test.yml b/.github/workflows/_test.yml
index 12e4289..35eec53 100644
--- a/.github/workflows/_test.yml
+++ b/.github/workflows/_test.yml
@@ -25,7 +25,7 @@ jobs:
     timeout-minutes: 20
     name: "make test #${{ inputs.python-version }}"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python ${{ inputs.python-version }} + uv
         uses: "./.github/actions/uv_setup"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8bc3031..e6923b2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -34,7 +34,7 @@ jobs:
       version: ${{ steps.check-version.outputs.version }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python + uv
         uses: "./.github/actions/uv_setup"
@@ -91,7 +91,7 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python + uv
         uses: "./.github/actions/uv_setup"
@@ -127,7 +127,7 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python + uv
         uses: "./.github/actions/uv_setup"