diff --git a/installer/Dockerfile-base b/installer/Dockerfile-base
index da6aea62e..616ef165b 100644
--- a/installer/Dockerfile-base
+++ b/installer/Dockerfile-base
@@ -26,6 +26,8 @@ RUN ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
     find /etc/ -type f ! -path '/etc/resolv.conf' ! -path '/etc/hosts' | xargs chmod g-rx && \
     curl -L --connect-timeout 120 -m 1800 https://resource.fit2cloud.com/maxkb/ffmpeg/get-ffmpeg-linux | sh
 
+EXPOSE 6379
+
 ENV PGDATA=/opt/maxkb/data/postgresql/pgdata \
     POSTGRES_USER=root \
     POSTGRES_PASSWORD=Password123@postgres \