diff --git a/Dockerfile b/Dockerfile
index 87bbfee18..c2ef96eec 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.22.4 as builder
+FROM golang:1.22.4 AS builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests
diff --git a/check-operator.Dockerfile b/check-operator.Dockerfile
index f63b15be3..c90ee6b28 100644
--- a/check-operator.Dockerfile
+++ b/check-operator.Dockerfile
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.22.4 as builder
+FROM golang:1.22.4 AS builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests