diff --git a/images/koolbox/Dockerfile b/images/koolbox/Dockerfile
index ef0f350e4d8b75a7d99bf49d25776e3d11d53bd5..f02afede95294e63cd4b1b76b6256587faa45fae 100644
--- a/images/koolbox/Dockerfile
+++ b/images/koolbox/Dockerfile
@@ -2,7 +2,7 @@
 FROM registry.fedoraproject.org/fedora:36 as kubectl
 
 # renovate: datasource=github-releases depName=kubernetes/kubernetes
-ARG KUBECTL_VERSION=v1.25.2
+ARG KUBECTL_VERSION=v1.25.3
 ENV KUBECTL_VERSION=${KUBECTL_VERSION}
 
 RUN curl -LO "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/amd64/kubectl" \