diff --git a/.github/workflows/build-test-pack.yml b/.github/workflows/build-test-pack.yml
index c618e80a..ddc53c97 100644
--- a/.github/workflows/build-test-pack.yml
+++ b/.github/workflows/build-test-pack.yml
@@ -46,7 +46,7 @@ jobs:
       contents: read
     steps:
     - name: 📥 checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     - name: 🖊️ materialize signing key
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 02814e71..7e1f5ba8 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -47,7 +47,7 @@ jobs:
 
     steps:
     - name: 📥 checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     - name: 🎰 initialize CodeQL
diff --git a/.github/workflows/fossa-scan.yml b/.github/workflows/fossa-scan.yml
index 96231c5c..3d2bc68c 100644
--- a/.github/workflows/fossa-scan.yml
+++ b/.github/workflows/fossa-scan.yml
@@ -27,7 +27,7 @@ jobs:
       contents: read
     steps:
     - name: 📥 checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     - name: 🔬 scan
diff --git a/.github/workflows/init.yml b/.github/workflows/init.yml
index a17dca2a..a6e49391 100644
--- a/.github/workflows/init.yml
+++ b/.github/workflows/init.yml
@@ -47,7 +47,7 @@ jobs:
       version: ${{ steps.determine-version.outputs.version }}
     steps:
     - name: 📥 checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     - name: 🎰 determine modules
diff --git a/.github/workflows/qodana.yml b/.github/workflows/qodana.yml
index 78077424..bbe0aeb9 100644
--- a/.github/workflows/qodana.yml
+++ b/.github/workflows/qodana.yml
@@ -47,7 +47,7 @@ jobs:
       security-events: write
     steps:
       - name: 📥 checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 
       - name: 💾 cache nuget packages
diff --git a/.github/workflows/semgrep.yml b/.github/workflows/semgrep.yml
index c377b041..4c0a5240 100644
--- a/.github/workflows/semgrep.yml
+++ b/.github/workflows/semgrep.yml
@@ -40,7 +40,7 @@ jobs:
       image: semgrep/semgrep
     steps:
       - name: 📥 checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 
       - name: 🔬 semgrep scan
diff --git a/.github/workflows/snyk.yml b/.github/workflows/snyk.yml
index 192da1a3..0d15e371 100644
--- a/.github/workflows/snyk.yml
+++ b/.github/workflows/snyk.yml
@@ -35,7 +35,7 @@ jobs:
       security-events: write
     steps:
       - name: 📥 checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 
       - name: 🏗️ restore dependencies
diff --git a/.github/workflows/tag.yml b/.github/workflows/tag.yml
index ce46e56c..02dfc1c9 100644
--- a/.github/workflows/tag.yml
+++ b/.github/workflows/tag.yml
@@ -20,7 +20,7 @@ jobs:
       contents: write
     steps:
     - name: 📥 checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     - name: 🏷️ tag version
diff --git a/.github/workflows/test-mutations.yml b/.github/workflows/test-mutations.yml
index 3a31dbcc..5131da72 100644
--- a/.github/workflows/test-mutations.yml
+++ b/.github/workflows/test-mutations.yml
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: 📥 checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     - name: 🖊️ materialize signing key