diff --git a/images/koolbox/Dockerfile b/images/koolbox/Dockerfile
index c8f0c1f53256f5694c5ac225d819c9b311748c7e..51cd50491ac9c441f7b4fcdf4b3faf9535b08077 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" \