diff --git a/Dockerfile b/Dockerfile
index 0eda36c..7a95f5b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,3 @@
-FROM alpine:3.19
+FROM alpine:3.21
 COPY ./bin/k8nskel /k8nskel
 ENTRYPOINT /k8nskel