diff --git a/build/Dockerfile b/build/Dockerfile
index b728a7a..0c00e9d 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25 AS build
+FROM golang:1.26 AS build
 
 ARG VERSION
 
@@ -11,7 +11,7 @@ WORKDIR /build/
 COPY build.sh /build/
 RUN bash build.sh
 
-FROM ubuntu:jammy
+FROM ubuntu:latest
 LABEL maintainer="Xiaonan Shen <s@sxn.dev>"
 
 EXPOSE 25/tcp