diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index b5ad1c3..e12f1d7 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -1,7 +1,7 @@
 name: Java CI with Gradle
 
 on:
-  pull_request:
+  push:
     branches: [ "dev" ]
 
 jobs:
@@ -55,7 +55,6 @@ jobs:
           script: |
             docker stop cocos-container || true
             docker rm cocos-container || true
-            docker rmi ${{ secrets.DOCKERHUB_USERNAME }}/cocos || true
             docker pull ${{ secrets.DOCKERHUB_USERNAME }}/cocos
             docker run -d -p 8080:8080 --name cocos-container \
               ${{ secrets.DOCKERHUB_USERNAME }}/cocos