diff --git a/Dockerfile b/Dockerfile
index b4e4c20..9703382 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM postgres:16
+FROM postgres:18
 
 ARG TZ=Asia/Shanghai
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone