diff --git a/Dockerfile b/Dockerfile
index b21ef84..8aece8b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
 FROM alpine:latest
 
 RUN sed -i 's@dl-cdn.alpinelinux.org@mirrors.tuna.tsinghua.edu.cn@g' /etc/apk/repositories \
-    && apk add --no-cache nginx
+    && apk add --no-cache nginx \
+    && apk add --no-cache curl
 CMD ["nginx", "-g", "daemon off;"]