diff --git a/Dockerfile b/Dockerfile
index c746dec..4c54b12 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,6 +30,11 @@ RUN apt-get install -y libmagickwand-dev \
     && pecl install imagick \
     && docker-php-ext-enable imagick
 
+# 安装gd扩展
+RUN apt-get install -y libfreetype6-dev libjpeg62-turbo-dev libpng-dev \
+    && docker-php-ext-configure gd --with-freetype --with-jpeg \
+    && docker-php-ext-install -j$(nproc) gd
+
 # 安装PHP扩展 redis
 RUN pecl install redis \
     && docker-php-ext-enable redis