diff --git a/.github/workflows/mainWorkflow.yml b/.github/workflows/mainWorkflow.yml
index ec11558..935fc71 100644
--- a/.github/workflows/mainWorkflow.yml
+++ b/.github/workflows/mainWorkflow.yml
@@ -10,6 +10,13 @@ jobs:
       - name: 저장소 Checkout
         uses: actions/checkout@v3
 
+    # Java 17 세팅
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+          
       ## create .yml
       - name: make application.yml
         run: |