diff --git a/Dockerfile b/Dockerfile
index eec1ee0..6ca7af3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,8 +5,7 @@ FROM golang:1.20-alpine
 WORKDIR /app
 
 # 安装git，克隆代码仓库，编译应用，然后卸载git
-RUN echo 'nameserver 1.1.1.1' > /etc/resolv.conf && \
-    apk add --no-cache git && \
+RUN apk add --no-cache git && \
     git clone https://gitlab.ni-co.moe/shira/temp-mail-receiver.git /tmp/code && \
     cd /tmp/code && \
     go build -o /app/myapp && \
@@ -20,4 +19,4 @@ RUN chmod +x /app/generate-config.sh
 
 # 设置启动命令
 ENTRYPOINT ["/app/generate-config.sh"]
-CMD ["/app/myapp", "-c", "config.json"]
\ No newline at end of file
+CMD ["/app/myapp"]
\ No newline at end of file