diff --git a/Dockerfile b/Dockerfile
index 5cb35ae..883a44b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,5 @@ FROM smartentry/alpine:3.6-0.4.0
 MAINTAINER Kagurazaka Shira <nico@ni-co.moe>
 
 ADD .docker $ASSETS_DIR
-ADD $ASSETS_DIR/.build_dir $BUILD_DIR
 
 RUN smartentry.sh build