diff --git a/.github/workflows/miss_hit_quality.yml b/.github/workflows/miss_hit_quality.yml
index a51b03d..2748042 100644
--- a/.github/workflows/miss_hit_quality.yml
+++ b/.github/workflows/miss_hit_quality.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
         with:
           submodules: true
           fetch-depth: 1
diff --git a/.github/workflows/miss_hit_style.yml b/.github/workflows/miss_hit_style.yml
index 2896645..bdf304d 100644
--- a/.github/workflows/miss_hit_style.yml
+++ b/.github/workflows/miss_hit_style.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
         with:
           submodules: true
           fetch-depth: 1
diff --git a/.github/workflows/unit_test_and_coverage.yml b/.github/workflows/unit_test_and_coverage.yml
index 1d89628..0d60b06 100644
--- a/.github/workflows/unit_test_and_coverage.yml
+++ b/.github/workflows/unit_test_and_coverage.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
         with:
           submodules: true
           fetch-depth: 1