diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 082c353924..d4b89cb00d 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -9,8 +9,7 @@ jobs:
     runs-on: ubuntu-18.04
 
     steps:
-      # actions/checkout v1.* is needed for correct codecov upload, see github issues for details
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2.3.4
       - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
@@ -48,7 +47,7 @@ jobs:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
 
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
 
       - name: Setup environment variables
         run: |
@@ -95,7 +94,7 @@ jobs:
       matrix:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
       - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 1611f5e3e5..fa016a3923 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2.3.3
+      uses: actions/checkout@v2.3.4
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
diff --git a/.github/workflows/detekt.yml b/.github/workflows/detekt.yml
index 521ade4586..74fbfabbca 100644
--- a/.github/workflows/detekt.yml
+++ b/.github/workflows/detekt.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-18.04
 
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
       - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
diff --git a/.github/workflows/diktat.yml b/.github/workflows/diktat.yml
index 1b98b6b4d0..99091a99c0 100644
--- a/.github/workflows/diktat.yml
+++ b/.github/workflows/diktat.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
         with:
           # set this to 0 to fetch all tags too and be able to use them later
           fetch-depth: 0
diff --git a/.github/workflows/diktat_snapshot.yml b/.github/workflows/diktat_snapshot.yml
index f213c4028a..f611101267 100644
--- a/.github/workflows/diktat_snapshot.yml
+++ b/.github/workflows/diktat_snapshot.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
       - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
diff --git a/.github/workflows/metrics_for_master.yml b/.github/workflows/metrics_for_master.yml
index 065d25d1c7..c27f3491db 100644
--- a/.github/workflows/metrics_for_master.yml
+++ b/.github/workflows/metrics_for_master.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-18.04
 
     steps:
-      - uses: actions/checkout@v2.3.3
+      - uses: actions/checkout@v2.3.4
       - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6948a6e8c7..43561099cd 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.3.3
+        uses: actions/checkout@v2.3.4
       - name: Set up JDK 11
         uses: actions/setup-java@v2
         with: