diff --git a/Dockerfile b/Dockerfile
index 62a2fd1..d7c5a3c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,8 @@ FROM golang:1.17 as build
 
 RUN git clone https://github.com/coredns/coredns.git /coredns
 
-COPY plugin.cfg /coredns/plugin.cfg
+COPY plugin.cfg /coredns/plugin.cfg.new
+RUN mv /coredns/plugin.cfg.new /coredns/plugin.cfg
 
 RUN cd /coredns && make