diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index e77f716..97bcb08 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -22,28 +22,25 @@ jobs:
     - uses: actions/checkout@v3
     - uses: actions-rs/toolchain@v1
       with:
-        toolchain: nightly
+        toolchain: stable
         override: true
     - name: Build
       run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose --no-fail-fast
+    - name: Install cargo-llvm-cov and run tests
+      run: cargo install cargo-llvm-cov && cargo llvm-cov --lcov --output-path=./lcov.info
       env:
         CARGO_INCREMENTAL: '0'
-        RUSTFLAGS: '-Cinstrument-coverage'
-    - name: rust-grcov
-      # You may pin to the exact commit or the version.
-      # uses: actions-rs/grcov@bb47b1ed7883a1502fa6875d562727ace2511248
-      uses: actions-rs/grcov@v0.1.5
-      with:
-        config: .github/config/grcov.yml
+        RUSTFLAGS: '-Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Cpanic_abort_tests -Cinstrument-coverage'
+        RUSTDOCFLAGS: '-Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Cpanic_abort_tests -Cinstrument-coverage'
     - name: Codecov
       # You may pin to the exact commit or the version.
       # uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378
-      uses: codecov/codecov-action@v3.1.0
+      # uses: codecov/codecov-action@v3.1.0
+      uses: codecov/codecov-action@v4
       with:
         # Repository upload token - get it from codecov.io. Required only for private repositories
         token: ${{ secrets.CODECOV_TOKEN }}
+        file: ./lcov.info
         # Specify whether the Codecov output should be verbose
         verbose: true
         fail_ci_if_error: true