diff --git a/agent/dockerfile b/agent/dockerfile
index 23ba9a5..29873ca 100644
--- a/agent/dockerfile
+++ b/agent/dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:alpine as builder
+FROM --platform=$BUILDPLATFORM golang:alpine AS builder
 
 WORKDIR /app
 
diff --git a/hub/dockerfile b/hub/dockerfile
index 21ac584..1f4251d 100644
--- a/hub/dockerfile
+++ b/hub/dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:alpine as builder
+FROM --platform=$BUILDPLATFORM golang:alpine AS builder
 
 WORKDIR /app