diff --git a/build_and_push.sh b/build_and_push.sh
index f62a9e5..c3d31b3 100755
--- a/build_and_push.sh
+++ b/build_and_push.sh
@@ -31,6 +31,7 @@ push_images() {
   done
 }
 
+docker system prune -a
 build_images
 push_images