diff --git a/.github/workflows/flaky-test-check.yml b/.github/workflows/flaky-test-check.yml
new file mode 100644
index 00000000..11b9f4c3
--- /dev/null
+++ b/.github/workflows/flaky-test-check.yml
@@ -0,0 +1,44 @@
+name: Flaky Test Check
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+
+jobs:
+  flaky-test:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v3
+
+    - name: Set up JDK 8
+      uses: actions/setup-java@v3
+      with:
+        java-version: '8'
+        distribution: 'temurin'
+
+    - name: Cache Maven packages
+      uses: actions/cache@v3
+      with:
+        path: |
+          ~/.m2/repository
+        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+        restore-keys: ${{ runner.os }}-maven
+
+    - name: Build the project
+      run: mvn clean install -DskipTests
+
+    - name: Run test normally
+      run: mvn test -Dtest=com.esotericsoftware.kryonet.UnregisteredClassTest#testUnregisteredClasses
+
+    - name: Run test with NonDex
+      run: |
+        mvn edu.illinois:nondex-maven-plugin:2.1.1:nondex \
+        -Dtest=com.esotericsoftware.kryonet.UnregisteredClassTest#testUnregisteredClasses \
+        -DnondexRuns=100
+
+