diff --git a/.github/workflows/build-website.yml b/.github/workflows/build-website.yml
index 48f4d8ae..746476ac 100644
--- a/.github/workflows/build-website.yml
+++ b/.github/workflows/build-website.yml
@@ -19,7 +19,7 @@ jobs:
     env:
       PR_INFO_FILE: ".PR_INFO"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Setup node
         uses: actions/setup-node@v3
         with:
diff --git a/.github/workflows/lint-fmt.yml b/.github/workflows/lint-fmt.yml
index 4ef49901..67e8f51e 100644
--- a/.github/workflows/lint-fmt.yml
+++ b/.github/workflows/lint-fmt.yml
@@ -10,7 +10,7 @@ jobs:
     name: Rustfmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable
@@ -34,7 +34,7 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable
diff --git a/.github/workflows/publish-website.yml b/.github/workflows/publish-website.yml
index 4cb5a9c6..7bf70809 100644
--- a/.github/workflows/publish-website.yml
+++ b/.github/workflows/publish-website.yml
@@ -18,7 +18,7 @@ jobs:
           exit 1
 
       # need to checkout to get "firebase.json", ".firebaserc"
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Download build artifact
         uses: dawidd6/action-download-artifact@v2
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ee0c204c..4ce67195 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,7 +14,7 @@ jobs:
     name: Native Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust-version }}
@@ -41,7 +41,7 @@ jobs:
     name: Browser Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust-version }}
@@ -88,7 +88,7 @@ jobs:
     name: Node Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust-version }}
@@ -127,7 +127,7 @@ jobs:
       matrix:
         rust-version: [1.64, stable, nightly]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust-version }}
@@ -167,7 +167,7 @@ jobs:
         example: [markdown]
         rust-version: [1.64, stable, nightly]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust-version }}
@@ -223,7 +223,7 @@ jobs:
           - 8081:8080
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: stable