diff --git a/.github/workflows/ci-obfuscator-cli.yml b/.github/workflows/ci-obfuscator-cli.yml
index b295a3f..13b2399 100644
--- a/.github/workflows/ci-obfuscator-cli.yml
+++ b/.github/workflows/ci-obfuscator-cli.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: setup dotnet
diff --git a/.github/workflows/ci-obfuscator-common.yml b/.github/workflows/ci-obfuscator-common.yml
index ec336a0..050e192 100644
--- a/.github/workflows/ci-obfuscator-common.yml
+++ b/.github/workflows/ci-obfuscator-common.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: setup dotnet
diff --git a/.github/workflows/ci-obfuscator.yml b/.github/workflows/ci-obfuscator.yml
index 1d8cbea..039b5e8 100644
--- a/.github/workflows/ci-obfuscator.yml
+++ b/.github/workflows/ci-obfuscator.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: setup dotnet
diff --git a/.github/workflows/release-obfuscator-cli.yml b/.github/workflows/release-obfuscator-cli.yml
index 7a2989c..0154e06 100644
--- a/.github/workflows/release-obfuscator-cli.yml
+++ b/.github/workflows/release-obfuscator-cli.yml
@@ -13,7 +13,7 @@ jobs:
       contents: write
     steps:
     - name: checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: setup dotnet
diff --git a/.github/workflows/release-obfuscator-common.yml b/.github/workflows/release-obfuscator-common.yml
index 697ad83..d00dc65 100644
--- a/.github/workflows/release-obfuscator-common.yml
+++ b/.github/workflows/release-obfuscator-common.yml
@@ -13,7 +13,7 @@ jobs:
       contents: write
     steps:
     - name: checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: setup dotnet
diff --git a/.github/workflows/release-obfuscator.yml b/.github/workflows/release-obfuscator.yml
index 6ab725d..5ee7663 100644
--- a/.github/workflows/release-obfuscator.yml
+++ b/.github/workflows/release-obfuscator.yml
@@ -13,7 +13,7 @@ jobs:
       contents: write
     steps:
     - name: checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: setup dotnet