diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 193949dd..81e012c9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,6 +4,10 @@ on:
   pull_request:
     types: [opened, edited, synchronize]
 
+env:
+  MOONBEAM_GIT_REF: "elois-test-overrides"
+  MOONBEAM_LAST_CLIENT_TAG: "sha-f996ad83"
+
 jobs:
 
   list-spec-versions:
@@ -101,3 +105,37 @@ jobs:
         if:  steps.filter.outputs.edited == 'true' || steps.filter.outputs.shared == 'true'
         run: |
           ./scripts/check-tracing-runtime.sh ${{ matrix.spec_version }}
+
+  test-last-tracing-runtime:
+    name: "Test last tracing runtime"
+    if: github.event.pull_request.draft == false
+    runs-on: ubuntu-latest
+    needs: ["check-tracing-runtime"]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
+      - name: Get moonbeam binary
+        run: |
+          ./scripts/get-moonbeam-binary.sh $MOONBEAM_LAST_CLIENT_TAG
+      - name: "Setup node"
+        uses: actions/setup-node@v2
+        with:
+          node-version: 14.x
+      - name: Copy tests folder
+        run: |
+          rm -rf tests tmp
+          mkdir tests tmp
+          git clone https://github.com/PureStake/moonbeam -b $MOONBEAM_GIT_REF tmp/moonbeam
+          cp -r tmp/moonbeam/tests tests
+      - name: Typescript tracing tests (against dev service)
+        env:
+          ETHAPI_CMD: --ethapi=txpool,debug,trace
+          WASM_RUNTIME_OVERRIDES: tests/moonbase-overrides
+        run:
+          mkdir -p tests/moonbase-overrides/
+          cp wasm/moonbase-* tests/moonbase-overrides/
+          cd tests
+          npm install
+          node_modules/.bin/mocha --parallel -j 2 -r ts-node/register 'tracing-tests/**/test-*.ts'
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 291cd43a..19007a4a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ build
 
 # Ignore temporary files
 tmp
+tests
diff --git a/scripts/get-moonbeam-binary.sh b/scripts/get-moonbeam-binary.sh
new file mode 100755
index 00000000..f81beff5
--- /dev/null
+++ b/scripts/get-moonbeam-binary.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+CLIENT_TAG=$1
+CLIENT_IMAGE="purestake/moonbeam:$CLIENT_TAG"
+
+mkdir -p target/release
+docker create -ti --name dummy $CLIENT_IMAGE bash
+docker cp dummy:/moonbeam/moonbeam target/release/moonbeam
+docker rm -f dummy