diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3450209c..19933626 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
       matrix:
         java: [ 'openjdk@1.11' ]
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
         with:
           fetch-depth: 100
       - uses: jorelali/setup-elm@v3
diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index b2e6adcb..b269f672 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -6,7 +6,7 @@ jobs:
   docker-images:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
         with:
           fetch-depth: 0
       - name: Set current version
diff --git a/.github/workflows/release-nightly.yml b/.github/workflows/release-nightly.yml
index b20042d4..3a0cf295 100644
--- a/.github/workflows/release-nightly.yml
+++ b/.github/workflows/release-nightly.yml
@@ -11,7 +11,7 @@ jobs:
       matrix:
         java: [ 'openjdk@1.11' ]
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
         with:
           fetch-depth: 0
       - uses: olafurpg/setup-scala@v13
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 51ca8f75..02b4b56e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
       matrix:
         java: [ 'openjdk@1.11' ]
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
         with:
           fetch-depth: 0
       - uses: olafurpg/setup-scala@v13
diff --git a/.github/workflows/website.yml b/.github/workflows/website.yml
index 774da824..f3965db3 100644
--- a/.github/workflows/website.yml
+++ b/.github/workflows/website.yml
@@ -7,7 +7,7 @@ jobs:
   publish-website:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
         with:
           fetch-depth: 0
       - name: Set current version