diff --git a/.github/workflows/backend-ci-cd.yml b/.github/workflows/backend-ci-cd.yml
index 8c241af42..c5682b400 100644
--- a/.github/workflows/backend-ci-cd.yml
+++ b/.github/workflows/backend-ci-cd.yml
@@ -4,8 +4,8 @@ on:
   push:
     branches: [ "develop-BE" ]
     paths: [ "backend/**" ]
-  # pull_request:
-  #  branches: [ "develop-BE" ]
+  pull_request:
+   branches: [ "develop-BE" ]
 
 jobs:
 
@@ -61,6 +61,6 @@ jobs:
           docker login -u ${{ secrets.DOCKERHUB_USERNAME }} -p ${{ secrets.DOCKERHUB_PASSWORD }}
           docker stop ${{ secrets.DOCKERHUB_CONTAINER_NAME }} | true
           docker rm ${{ secrets.DOCKERHUB_CONTAINER_NAME }} | true
-          docker image prune -a -f
           docker pull ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_IMAGE_NAME }}:${GITHUB_SHA::7}
           docker run --name ${{ secrets.DOCKERHUB_CONTAINER_NAME }} -d -p 80:8080 ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_IMAGE_NAME }}:${GITHUB_SHA::7}
+          docker image prune -a -f
\ No newline at end of file