diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 31a37112..98e80092 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -24,3 +24,15 @@ jobs:
       run: cargo build --verbose
     - name: Run tests
       run: cargo test --verbose
+  jsontests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2
+      with:
+        path: jsontests/res/ethtests
+        repository: ethereum/tests
+        ref: 428f218d7d6f4a52544e12684afbfe6e2882ffbf
+    - name: Run tests
+      run: cargo test --release --verbose -p jsontests -- \
+        jsontests/res/ethtests/GeneralStateTests/stExample/add11.json