diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 0feb45b0348616..264fc37b1b350c 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-node@v3
         with:
           node-version: "12"
diff --git a/.github/workflows/UpdateCodeowners.yml b/.github/workflows/UpdateCodeowners.yml
index face76e8a56c2d..3de101ba1d34a2 100644
--- a/.github/workflows/UpdateCodeowners.yml
+++ b/.github/workflows/UpdateCodeowners.yml
@@ -19,7 +19,7 @@ jobs:
     if: github.repository == 'DefinitelyTyped/DefinitelyTyped'
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
             fetch-depth: 0
 
diff --git a/.github/workflows/ghostbuster.yml b/.github/workflows/ghostbuster.yml
index d27d116b634ad8..78bc43ff8f9597 100644
--- a/.github/workflows/ghostbuster.yml
+++ b/.github/workflows/ghostbuster.yml
@@ -23,7 +23,7 @@ jobs:
     if: github.repository == 'DefinitelyTyped/DefinitelyTyped'
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/lint-md.yml b/.github/workflows/lint-md.yml
index 67315c97942039..d0f049315e47d7 100644
--- a/.github/workflows/lint-md.yml
+++ b/.github/workflows/lint-md.yml
@@ -10,6 +10,6 @@ jobs:
   lint-md:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: npm install
       - run: npx remark --use validate-links --frail . .github
diff --git a/.github/workflows/support-window.yml b/.github/workflows/support-window.yml
index cb947e4fba1fdd..99d5d4f59fdff4 100644
--- a/.github/workflows/support-window.yml
+++ b/.github/workflows/support-window.yml
@@ -20,7 +20,7 @@ jobs:
     if: github.repository == 'DefinitelyTyped/DefinitelyTyped'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-node@v3
         #with:
         #  cache: npm