diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6b2897e2..c88b2e9f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -7,57 +7,21 @@ on:
   pull_request:
 
 jobs:
-  gh-285:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    env:
-      CI: "true"
-      MYSQL_VERSION: "8.0"
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-go@v5
-        with:
-          go-version: 1.16
-
-      - name: Starting up MySQL
-        run: .github/workflows/start-mysql.sh
-
-      - name: Running GH-285 test
-        run: ./examples/gh-285/bugreport.sh
+  tests:
+    matrix:
+      mysql: ["5.7", "8.0"]
 
-  go-test:
     runs-on: ubuntu-latest
     timeout-minutes: 15
     env:
       CI: "true"
-      MYSQL_VERSION: "8.0"
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-go@v5
-        with:
-          go-version: 1.16
+      MYSQL_VERSION: ${{ matrix.mysql }}
 
-      - name: Starting up MySQL
-        run: .github/workflows/start-mysql.sh
-
-      - name: Running Golang tests
-        run: make test-go
-
-  ruby-test:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    env:
-      CI: "true"
-      BUNDLE_WITHOUT: "development"
-      MYSQL_VERSION: "8.0"
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
           go-version: 1.16
-
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: 3.2
@@ -66,8 +30,11 @@ jobs:
       - name: Starting up MySQL
         run: .github/workflows/start-mysql.sh
 
-      - name: Running Ruby tests
-        run: bundle exec ruby test/main.rb
+      - name: Running Golang tests
+        run: make test-go
+
+      - name: Running GH-285 test
+        run: ./examples/gh-285/bugreport.sh
 
   build-debs:
     strategy:
@@ -76,7 +43,6 @@ jobs:
     runs-on: ${{ matrix.runner }}
     steps:
       - uses: actions/checkout@v4
-
       - uses: actions/setup-go@v5
         with:
           go-version: 1.16
@@ -87,25 +53,6 @@ jobs:
       - name: Upload debs
         uses: actions/upload-artifact@v4
         with:
-          name: debs-${{ github.sha }}
+          name: debs-${{ github.sha }}-${{ matrix.runner }}
           path: build/ghostferry*
 
-  checksum-debs:
-    runs-on: ubuntu-latest
-    needs: build-debs
-    steps:
-      - name: Fetch uploaded artifacts
-        uses: actions/download-artifact@v4
-        with:
-          name: debs-${{ github.sha }}
-      - name: shasum
-        shell: bash
-        run: |
-          sha256sum *.deb > ghostferry-$GITHUB_SHA.sha256sum
-          echo "sha256sum:"
-          cat ghostferry-$GITHUB_SHA.sha256sum
-      - name: Upload checksum
-        uses: actions/upload-artifact@v4
-        with:
-          name: debs-${{ github.sha }}
-          path: "*.sha256sum"
diff --git a/.github/workflows/tests_5.7.yml b/.github/workflows/tests_5.7.yml
deleted file mode 100644
index 899e2868..00000000
--- a/.github/workflows/tests_5.7.yml
+++ /dev/null
@@ -1,72 +0,0 @@
-name: Ghostferry MySQL 5.7 tests
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-jobs:
-  gh-285:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    env:
-      CI: "true"
-      MYSQL_VERSION: "5.7"
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-go@v5
-        with:
-          go-version: 1.16
-
-      - name: Starting up MySQL
-        run: .github/workflows/start-mysql.sh
-
-      - name: Running GH-285 test
-        run: ./examples/gh-285/bugreport.sh
-
-  go-test:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    env:
-      CI: "true"
-      MYSQL_VERSION: "5.7"
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-go@v5
-        with:
-          go-version: 1.16
-
-      - name: Starting up MySQL
-        run: .github/workflows/start-mysql.sh
-
-      - name: Running Golang tests
-        run: make test-go
-
-  ruby-test:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    env:
-      CI: "true"
-      MYSQL_VERSION: "5.7"
-      BUNDLE_WITHOUT: "development"
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-go@v5
-        with:
-          go-version: 1.16
-
-      - uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: 3.2
-          bundler-cache: true
-
-      - name: Starting up MySQL
-        run: .github/workflows/start-mysql.sh
-
-      - name: Running Ruby tests
-        run: bundle exec ruby test/main.rb
-