diff --git a/Jenkinsfile b/Jenkinsfile
index 5fe270d..1e7a40c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -16,10 +16,10 @@ node {
          * Second, the 'latest' tag.
          * Pushing multiple tags is cheap, as all the layers are reused. */
         app.push()
-        app.push("${env.BUILD_NUMBER}")
+        app.push("${env.BUILD_NUMBER}")  
         
     }
     stage('Cleaning'){
-        sh "docker image prune -f -a"
+        sh "docker image prune -f"
     }
 }