diff --git a/images/builder/Dockerfile b/images/builder/Dockerfile
index 31c3c7ce..1d8ccd9a 100644
--- a/images/builder/Dockerfile
+++ b/images/builder/Dockerfile
@@ -24,19 +24,19 @@ FROM docker.io/hadolint/hadolint:v2.12.0-alpine@sha256:7dba9a9f1a0350f6d021fb2f6
 FROM cgr.dev/chainguard/wolfi-base:latest as wolfi
 
 # update: datasource=github-tags depName=kubernetes-sigs/cluster-api
-ARG CLUSTERCTL_VERSION="v1.6.3"
+ENV CLUSTERCTL_VERSION="v1.6.3"
 # update: datasource=github-tags depName=golangci/golangci-lint
 ENV GOLANGCI_VERSION="v1.57.2"
 # update: datasource=github-tags depName=kubernetes-sigs/kind
-ARG KIND_VERSION="v0.22.0"
+ENV KIND_VERSION="v0.22.0"
 # update: datasource=github-tags depName=kubernetes/kubernetes
 ARG KUBECTL_VERSION="v1.27.3"
 # update: datasource=github-tags depName=kubernetes-sigs/kustomize extractVersion=^kustomize\/v(?<version>.+)$
-ARG KUSTOMIZE_VERSION="v5.3.0"
+ENV KUSTOMIZE_VERSION="v5.3.0"
 # update: datasource=github-tags depName=aquasecurity/trivy
-ARG TRIVY_VERSION="v0.49.1"
+ENV TRIVY_VERSION="v0.49.1"
 # update: datasource=github-tags depName=kubernetes-sigs/controller-tools
-ARG CONTROLLER_GEN_VERSION="v0.14.0"
+ENV CONTROLLER_GEN_VERSION="v0.14.0"
 
 # hadolint ignore=DL3018
 RUN apk add -U --no-cache \