diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index cb464f1..30494bc 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -13,7 +13,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Setup Rust
         uses: actions-rs/toolchain@v1
@@ -35,7 +35,7 @@ jobs:
   web:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Setup Rust
         uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/demo.yml b/.github/workflows/demo.yml
index c0deaff..01848f8 100644
--- a/.github/workflows/demo.yml
+++ b/.github/workflows/demo.yml
@@ -12,7 +12,7 @@ jobs:
   demo:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Setup Rust
         uses: actions-rs/toolchain@v1