diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index b0dedc4..4e75197 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@v3
diff --git a/.github/workflows/gosec.yml b/.github/workflows/gosec.yml
index e03b393..0bbb7a4 100644
--- a/.github/workflows/gosec.yml
+++ b/.github/workflows/gosec.yml
@@ -12,7 +12,7 @@ jobs:
       GO111MODULE: on
     steps:
       - name: Checkout Source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Run Gosec Security Scanner
         uses: securego/gosec@master
         with:
diff --git a/.github/workflows/test-asdf.yml b/.github/workflows/test-asdf.yml
index 0e27aed..215012a 100644
--- a/.github/workflows/test-asdf.yml
+++ b/.github/workflows/test-asdf.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install asdf & tools
         uses: asdf-vm/actions/install@v2
diff --git a/.github/workflows/test-matrix.yml b/.github/workflows/test-matrix.yml
index faea2b1..9287c8e 100644
--- a/.github/workflows/test-matrix.yml
+++ b/.github/workflows/test-matrix.yml
@@ -14,7 +14,7 @@ jobs:
         go: ["1.20.x", "1.21.x"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Go
       uses: actions/setup-go@v4
diff --git a/.tool-versions b/.tool-versions
index 6d1d0fb..565f12a 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-golang 1.20.7
+golang 1.20.8