diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9e07b8c6..baee2833 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -40,12 +40,6 @@ jobs:
         go-version-file: go.mod
     - name: Run tests
       run: make test
-    - name: Report coverage
-      uses: coverallsapp/github-action@v2
-      with:
-        file: coverage.out
-        parallel: true
-        flag-name: ${{ matrix.go-version }}-ubuntu
     - name: Build
       run: |
         make build
@@ -87,12 +81,6 @@ jobs:
       run: bash -c '(cd vendor/github.com/mitchellh/go-mruby && MRUBY_CONFIG=../../../../../../etc/build_config.rb make libmruby.a)'
     - name: Run tests
       run: make test
-    - name: Report coverage
-      uses: coverallsapp/github-action@v2
-      with:
-        file: coverage.out
-        parallel: true
-        flag-name: ${{ matrix.go-version }}-macos
     - name: Build
       run: |
         make build
@@ -175,33 +163,3 @@ jobs:
         bundle install
         mkdir _icoverdir_
         make ${{ matrix.test_command }}
-    - name: Format coverage
-      continue-on-error: true
-      run: |
-        go tool covdata textfmt -i _icoverdir_ -o coverage.out
-    - name: Check if has coverage?
-      id: coverage
-      run: |
-        if [ -s coverage.out ]; then
-          echo "coverage found"
-          echo "COVERAGE=yes" >> $GITHUB_OUTPUT
-        else
-          echo "no coverage found"
-          echo "COVERAGE=no" >> $GITHUB_OUTPUT
-        fi
-    - name: Report coverage
-      if: steps.coverage.outputs.COVERAGE == 'yes'
-      uses: coverallsapp/github-action@v2
-      with:
-        file: coverage.out
-        parallel: true
-        format: golang
-        flag-name: integration-${{ matrix.test_command }}
-
-  coverage:
-    runs-on: ubuntu-latest
-    needs: [test, test-macos, test-conformance]
-    steps:
-      - uses: coverallsapp/github-action@v2
-        with:
-          parallel-finished: true