diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 233a9a3..0b048da 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: actions/setup-java@v3
         with:
diff --git a/.github/workflows/diktat-os-default-inputs-custom.yml b/.github/workflows/diktat-os-default-inputs-custom.yml
index 38683c9..f98d735 100644
--- a/.github/workflows/diktat-os-default-inputs-custom.yml
+++ b/.github/workflows/diktat-os-default-inputs-custom.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - id: diktat
         name: 'diKTat Check using a GitHub Action'
diff --git a/.github/workflows/diktat-os-default-inputs-hardcoded.yml b/.github/workflows/diktat-os-default-inputs-hardcoded.yml
index 1ae4aa2..fbe63a9 100644
--- a/.github/workflows/diktat-os-default-inputs-hardcoded.yml
+++ b/.github/workflows/diktat-os-default-inputs-hardcoded.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - id: diktat
         name: 'diKTat Check using a GitHub Action'
diff --git a/.github/workflows/diktat-os-default.yml b/.github/workflows/diktat-os-default.yml
index fcd7867..441dd29 100644
--- a/.github/workflows/diktat-os-default.yml
+++ b/.github/workflows/diktat-os-default.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - id: diktat
         name: 'diKTat Check using a GitHub Action'
diff --git a/.github/workflows/diktat-os-mac-custom.yml b/.github/workflows/diktat-os-mac-custom.yml
index 337e71b..8549ee5 100644
--- a/.github/workflows/diktat-os-mac-custom.yml
+++ b/.github/workflows/diktat-os-mac-custom.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1
diff --git a/.github/workflows/diktat-os-mac-debug.yml b/.github/workflows/diktat-os-mac-debug.yml
index d22d9b0..c3ac025 100644
--- a/.github/workflows/diktat-os-mac-debug.yml
+++ b/.github/workflows/diktat-os-mac-debug.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1
diff --git a/.github/workflows/diktat-os-mac-default.yml b/.github/workflows/diktat-os-mac-default.yml
index ab0da4a..e363894 100644
--- a/.github/workflows/diktat-os-mac-default.yml
+++ b/.github/workflows/diktat-os-mac-default.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1
diff --git a/.github/workflows/diktat-os-mac-release.yml b/.github/workflows/diktat-os-mac-release.yml
index 99f3ab3..a1fe63c 100644
--- a/.github/workflows/diktat-os-mac-release.yml
+++ b/.github/workflows/diktat-os-mac-release.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1
diff --git a/.github/workflows/diktat-os-matrix-jdk-custom.yml b/.github/workflows/diktat-os-matrix-jdk-custom.yml
index 73e21bd..626ac68 100644
--- a/.github/workflows/diktat-os-matrix-jdk-custom.yml
+++ b/.github/workflows/diktat-os-matrix-jdk-custom.yml
@@ -24,7 +24,7 @@ jobs:
       matrix:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1
diff --git a/.github/workflows/diktat-os-matrix-jdk-matrix.yml b/.github/workflows/diktat-os-matrix-jdk-matrix.yml
index 4832c75..ead2c63 100644
--- a/.github/workflows/diktat-os-matrix-jdk-matrix.yml
+++ b/.github/workflows/diktat-os-matrix-jdk-matrix.yml
@@ -26,7 +26,7 @@ jobs:
         java-distribution: [ 'zulu', 'temurin' ]
         java-version: [ '8', '11', '17' ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1
diff --git a/.github/workflows/diktat-os-matrix.yml b/.github/workflows/diktat-os-matrix.yml
index a254624..49f1c68 100644
--- a/.github/workflows/diktat-os-matrix.yml
+++ b/.github/workflows/diktat-os-matrix.yml
@@ -27,7 +27,7 @@ jobs:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: 'diKTat Check using a GitHub Action'
         uses: saveourtool/benedikt@v1