diff --git a/unix-socket-server/Dockerfile b/unix-socket-server/Dockerfile
index 9c24b66..d815d08 100644
--- a/unix-socket-server/Dockerfile
+++ b/unix-socket-server/Dockerfile
@@ -1,5 +1,5 @@
 # Using the agent's build image, that has rustup targets, zigbuild etc.
-FROM --platform=$BUILDPLATFORM ghcr.io/metalbear-co/ci-agent-build:latest as build-env
+FROM --platform=$BUILDPLATFORM ghcr.io/metalbear-co/ci-agent-build:latest AS build-env
 ARG TARGETARCH
 
 WORKDIR /build