diff --git a/tekton/cleanup-runs-pvc/Dockerfile b/tekton/cleanup-runs-pvc/Dockerfile
index 395b0cce..65529c47 100644
--- a/tekton/cleanup-runs-pvc/Dockerfile
+++ b/tekton/cleanup-runs-pvc/Dockerfile
@@ -4,7 +4,7 @@ ARG RUNTIME_IMAGE=build-harbor.alauda.cn/ops/alpine:3.23.3-alauda-202605061100
 FROM ${BUILDER_IMAGE} AS download
 
 # renovate: datasource=github-releases depName=kubectl packageName=AlaudaDevops/kubernetes
-ARG KUBECTL_VERSION=v1.33.8-alauda-14
+ARG KUBECTL_VERSION=v1.33.8-alauda-15
 
 RUN set -eux; \
     if [ "$(uname -m)" = "arm64" ] || [ "$(uname -m)" = "aarch64" ]; then \