diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c386178..dc11c1f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -19,11 +19,6 @@ jobs:
           cache-on-failure: true
 
       - name: Install toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-
-      - name: Install toolchain for test contracts
         uses: actions-rs/toolchain@v1
         with:
           toolchain: 1.69.0
@@ -32,7 +27,9 @@ jobs:
         run: rustup target add wasm32-unknown-unknown
 
       - name: cargo test
-        run: cargo test --all --all-features
+        run: |
+          rustup install 1.70.0
+          cargo +1.70.0 test --all --all-features
 
   lint:
     name: Format