diff --git a/.github/workflows/app_build_and_test.yml b/.github/workflows/app_build_and_test.yml
index f1c1be97..356816f9 100644
--- a/.github/workflows/app_build_and_test.yml
+++ b/.github/workflows/app_build_and_test.yml
@@ -2,53 +2,33 @@ name: UI test in android emulator CI
 
 on:
   push:
-    branches: [ master ]
   pull_request:
     branches:
       - master
       - kotlin-conversion
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
-    timeout-minutes: 30
-    steps:
-    - uses: actions/checkout@v2
-    - name: set up JDK 17
-      uses: actions/setup-java@v1
-      with:
-        java-version: 17
-    - name: Validate Gradle wrapper
-      uses: gradle/wrapper-validation-action@e6e38bacfdf1a337459f332974bb2327a31aaf4b
-    - name: Build with Gradle
-      run: ./gradlew build
-
-  unit-tests:
-    runs-on: ubuntu-latest
-    timeout-minutes: 30
-    steps:
-      - uses: actions/checkout@v2
-      - name: set up JDK 17
-        uses: actions/setup-java@v1
-        with:
-          java-version: 17
-      - name: Validate Gradle wrapper
-        uses: gradle/wrapper-validation-action@e6e38bacfdf1a337459f332974bb2327a31aaf4b
-      - name: Run all checks
-        run: ./gradlew check --stacktrace
-
   ui-test:
     runs-on: macos-latest
-    timeout-minutes: 30
+    timeout-minutes: 10
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
+
+      - name: Enable KVM
+        run: |
+          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+          sudo udevadm control --reload-rules
+          sudo udevadm trigger --name-match=kvm
+
       - name: set up JDK 17
         uses: actions/setup-java@v1
         with:
           java-version: 17
+
       - name: Validate Gradle wrapper
         uses: gradle/wrapper-validation-action@e6e38bacfdf1a337459f332974bb2327a31aaf4b
+
       - name: run ui tests
         uses: reactivecircus/android-emulator-runner@v2
         with: