diff --git a/Dockerfile b/Dockerfile
index d54700f..3f5b3d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine/k8s:1.18.2
+FROM alpine/k8s:1.22.15
 
 COPY entrypoint.sh /entrypoint.sh
 ENTRYPOINT ["/entrypoint.sh"]