diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 53191de..af034d4 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -19,13 +19,15 @@ jobs:
           toolchain: nightly
           profile: minimal
           override: true
+          components: llvm-tools-preview
 
-      - name: Run cargo-tarpaulin
-        uses: actions-rs/tarpaulin@v0.1
-        with:
-          args: --all-features --tests
+      - name: Install cargo-llvm-cov
+        uses: taiki-e/install-action@cargo-llvm-cov
+
+      - name: Run llvm-cov
+        run: cargo llvm-cov --all-features --doctests --workspace --lcov --output-path lcov.info
 
-      - name: Upload to codecov.io
-        uses: codecov/codecov-action@v2.1.0
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v2
         with:
-          token: ${{secrets.CODECOV_TOKEN}}
+          files: lcov.info