diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 0de1fc7..f263207 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
       - uses: actions/setup-node@v6.3.0
         with:
           registry-url: 'https://registry.npmjs.org'
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 9baf465..7b6e904 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
       - uses: actions/setup-node@v6.3.0
         with:
           node-version-file: '.nvmrc'