diff --git a/.github/workflows/integration.yaml b/.github/workflows/integration.yaml
index 26802c9..18319ec 100644
--- a/.github/workflows/integration.yaml
+++ b/.github/workflows/integration.yaml
@@ -9,7 +9,7 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
       - name: Setup go
         uses: actions/setup-go@v2.1.3
         with:
@@ -23,7 +23,7 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
       - name: Setup go
         uses: actions/setup-go@v2.1.3
         with:
@@ -35,6 +35,6 @@ jobs:
     name: Docker
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
       - name: Docker
         run: make docker
diff --git a/.github/workflows/quality.yaml b/.github/workflows/quality.yaml
index 66d9ada..68908b6 100644
--- a/.github/workflows/quality.yaml
+++ b/.github/workflows/quality.yaml
@@ -9,7 +9,7 @@ jobs:
     name: GolangCI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
       - name: GolangCI
         uses: golangci/golangci-lint-action@v2.5.2
         with:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 2873df5..139e90e 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -10,7 +10,7 @@ jobs:
     name: Release
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
       - name: Setup go
         uses: actions/setup-go@v2.1.3
         with: