diff --git a/Dockerfile b/Dockerfile
index 910d74c..87fe2f3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ ENV DIR=/unlock
 
 WORKDIR $DIR
 
-RUN apk add --no-cache tzdata net-tools wireguard-tools iptables curl \
+RUN apk add --no-cache tzdata wireguard-tools curl \
  && rm -rf /var/cache/apk/* \
  && ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
  && echo "Asia/Shanghai" > /etc/timezone \