diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 019211fc..6cf7d948 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -20,7 +20,7 @@ jobs:
       fail-fast: false
 
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
         with:
           submodules: true
 
diff --git a/.github/workflows/check-formatting.yml b/.github/workflows/check-formatting.yml
index 4759c27d..8245627d 100644
--- a/.github/workflows/check-formatting.yml
+++ b/.github/workflows/check-formatting.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v2.3.3
+    - uses: actions/checkout@v2.3.4
     - name: apt-get update
       run: sudo apt-get update