diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d6ac5e4..f009ef4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,9 @@ jobs:
       - name: Build (Makefile linux-arm64)
         run: make linux-arm64
       - name: Run tests
-        run: make tests
+        env:
+          CARGO_BUILD_JOBS: "2"
+        run: cargo test --workspace --all-targets -- --test-threads=1
 
   macos-arm64:
     name: macOS arm64