diff --git a/.github/codecov.yml b/.github/codecov.yml
new file mode 100644
index 0000000..1e18edc
--- /dev/null
+++ b/.github/codecov.yml
@@ -0,0 +1,3 @@
+ignore:
+  - test/**
+  - script/**
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 6e79871..63f076f 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -24,3 +24,7 @@ jobs:
       - run: bun install
       - run: forge build
       - run: bun run test
+      - uses: codecov/codecov-action@v4
+        if: always()
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}