diff --git a/.github/workflows/run-integration-tests-codebuild.yml b/.github/workflows/run-integration-tests-codebuild.yml
index 4bc385f85..0d84d94fa 100644
--- a/.github/workflows/run-integration-tests-codebuild.yml
+++ b/.github/workflows/run-integration-tests-codebuild.yml
@@ -2,6 +2,9 @@ name: Run Aurora Integration Tests CodeBuild
 
 on:
   workflow_dispatch:
+  push:
+    branches:
+      - tests/mysql84
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
@@ -11,8 +14,8 @@ jobs:
   aurora-integration-tests:
     strategy:
       matrix:
-        engine_version: ["latest"]
-        environment: ["mysql", "pg"]
+        engine_version: ["8.4.1"]
+        environment: ["mysql"]
     runs-on: codebuild-jdbcWrapper-${{ github.run_id }}-${{ github.run_attempt }}
     environment: ${{ matrix.environment }}_integ
     steps:
@@ -54,7 +57,7 @@ jobs:
           AWS_SECRET_ACCESS_KEY: ${{ env.TEMP_AWS_SECRET_ACCESS_KEY }}
           AWS_SESSION_TOKEN: ${{ env.TEMP_AWS_SESSION_TOKEN }}
           RDS_ENDPOINT: ${{ secrets.RDS_ENDPOINT }}
-          AURORA_MYSQL_DB_ENGINE_VERSION: "latest"
+          AURORA_MYSQL_DB_ENGINE_VERSION: ${{ matrix.engine_version }}
           AURORA_PG_ENGINE_VERSION: "latest"
       - name: 'Archive junit results ${{ matrix.engine_version }}'
         if: always()