diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c692113..b763886 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,13 +46,12 @@ jobs:
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
         with:
-          components: 'llvm-tools-preview'
           toolchain: stable
 
-      - name: Install grcov
+      - name: Install cargo-llvm-cov
         uses: taiki-e/install-action@main
         with:
-          tool: grcov
+          tool: cargo-llvm-cov
 
       - name: Tests
         if: ${{ !startsWith(matrix.os, 'ubuntu-') }}
@@ -69,36 +68,20 @@ jobs:
         env:
           CARGO_TERM_COLOR: always
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
-          LLVM_PROFILE_FILE: postgresql-%p-%m.profraw
           RUST_LOG: "info,postgresql_archive=debug,postgresql_commands=debug,postgresql_embedded=debug"
           RUST_LOG_SPAN_EVENTS: full
-          RUSTFLAGS: -Cinstrument-coverage
-          RUSTDOCFLAGS: -Cinstrument-coverage
         run: |
-          cargo test --workspace --all-features
-
-      - name: Produce coverage info
-        if: ${{ startsWith(matrix.os, 'ubuntu-') }}
-        run: |
-          grcov $(find . -name "postgresql-*.profraw" -print) \
-            -s . \
-            --branch \
-            --ignore-not-existing \
-            --ignore='target/*' \
-            --ignore='benches/*' \
-            --ignore='/*' \
-            --binary-path ./target/debug/ \
-            --excl-line='#\[derive' \
-            -t lcov \
-            -o lcov.info
+          cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
 
       - name: Upload to codecov.io
         if: ${{ startsWith(matrix.os, 'ubuntu-') }}
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: lcov.info
           fail_ci_if_error: true
-          token: ${{ secrets.CODECOV_TOKEN }}
+          verbose: true
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
       - name: Install benchmarking tools
         if: ${{ github.ref == 'refs/heads/main' && startsWith(matrix.os, 'ubuntu-') }}