From 44e9d734f60c0d10dc8798bd2dc5172794da355e Mon Sep 17 00:00:00 2001
From: nogoegst <nogoegst@users.noreply.github.com>
Date: Tue, 6 Mar 2018 14:29:11 +0300
Subject: [PATCH] Use apk's no-cache flag in Dockerfile (#1591)

---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 082604d2f..80eab9369 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM alpine:latest
 MAINTAINER Miek Gieben <miek@miek.nl> @miekg
 
 # only need ca-certificates & openssl if want to use https_google
-RUN apk --update add bind-tools ca-certificates openssl && update-ca-certificates && rm -rf /var/cache/apk/*
+RUN apk --no-cache add bind-tools ca-certificates openssl && update-ca-certificates
 
 ADD coredns /coredns