diff --git a/Dockerfile b/Dockerfile
index ae263f6..e10a035 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM golang:1.17
+FROM golang:1.21.1-alpine
 
 WORKDIR /app
 COPY . .