diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7aa05ce..9a69da3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     name: Backend (build + test)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
@@ -28,7 +28,7 @@ jobs:
     name: Soroban contract (build + test)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@stable