diff --git a/.github/workflows/broken-links.yml b/.github/workflows/broken-links.yml
index bb2028c644..45043e7960 100644
--- a/.github/workflows/broken-links.yml
+++ b/.github/workflows/broken-links.yml
@@ -16,7 +16,7 @@ jobs:
   link-checker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: lycheeverse/lychee-action@ec3ed119d4f44ad2673a7232460dc7dff59d2421
         with:
           fail: true
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1b81df2fb7..4a767541d7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup node
         uses: actions/setup-node@v3
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index a06541ca3d..bac2d4b850 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -46,7 +46,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/create-prerelease-on-tag.yml b/.github/workflows/create-prerelease-on-tag.yml
index 0999c5ec7b..31c39bf1c9 100644
--- a/.github/workflows/create-prerelease-on-tag.yml
+++ b/.github/workflows/create-prerelease-on-tag.yml
@@ -13,7 +13,7 @@ jobs:
       actions: write
       contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup node
         uses: actions/setup-node@v3
diff --git a/.github/workflows/playwright.yml b/.github/workflows/playwright.yml
index 8efc184a63..f84922d27c 100644
--- a/.github/workflows/playwright.yml
+++ b/.github/workflows/playwright.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Remove all fonts
         run: rm -rf /usr/share/fonts
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install CJK fonts
         uses: awalsh128/cache-apt-pkgs-action@1850ee53f6e706525805321a3f2f863dcf73c962 # v1.3.0
@@ -45,7 +45,7 @@ jobs:
         run: npx playwright install chromium
 
       - name: Grab latest dictionaries from dictionaries branch
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: themoeway/yomitan # so that this works on forks
           ref: dictionaries
diff --git a/.github/workflows/publish-firefox-development.yml b/.github/workflows/publish-firefox-development.yml
index 8d8cd616b0..d4800f4908 100644
--- a/.github/workflows/publish-firefox-development.yml
+++ b/.github/workflows/publish-firefox-development.yml
@@ -55,7 +55,7 @@ jobs:
 
       # update update.json so that all people who have the dev version installed get the new update
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: metadata
 
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index cb9db17718..55807c256e 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
+        uses: actions/checkout@v4 # v3.1.0
         with:
           persist-credentials: false