diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index e72cde02..74e39922 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -63,4 +63,12 @@ jobs:
           key: ${{ secrets.NCP_PEM }}
           port: 22
           script: |
+            CURRENT_PID=$(pgrep -f java)
+            if [ -z "$CURRENT_PID" ]; then
+              echo "> no applcation named java is running"
+            else 
+              echo "> kill -9 java"
+              kill -9 $CURRENT_PID
+              sleep 5
+            fi
             nohup java -jar -Dspring.profiles.active=dev -Dnaver.storage.access-key=${{ secrets.ACCESS_KEY }} -Dnaver.storage.secret-key=${{ secrets.SECRET_KEY }} /var/app/app.jar > nohup.log 2> nohup.err < /dev/null &
\ No newline at end of file