diff --git a/Dockerfile b/Dockerfile
index 6be56ae..7ba13c2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:alpine as builder
+FROM golang:alpine AS builder
 ENV CGO_ENABLED=0 GOOS=linux GOARCH=amd64
 WORKDIR /app
 COPY go.mod go.sum ./