diff --git a/Dockerfile b/Dockerfile
index 5be9585..5b44b9a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM python:3.7.17-alpine
 
 # 切换 alpine 镜像源为腾讯云源，更新包列表并安装依赖
 RUN apk update && apk upgrade \
-    && apk add openrc openssh curl curl-dev libffi-dev openssl-dev shadow bash zlib-dev g++ make sqlite-dev libpcap-dev jpeg-dev dos2unix libev-dev build-base linux-headers \
+    && apk add openrc openssh curl curl-dev libffi-dev openssl-dev shadow bash zlib-dev g++ make sqlite-dev libpcap-dev jpeg-dev dos2unix libev-dev build-base linux-headers gd-dev \
     && apk cache clean \
     && rm -rf /var/cache/apk/*