diff --git a/docker/kc-cron-job/Dockerfile b/docker/kc-cron-job/Dockerfile
index 0583a295..d958b9a8 100644
--- a/docker/kc-cron-job/Dockerfile
+++ b/docker/kc-cron-job/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18
+FROM node:18-alpine
 
 WORKDIR /usr/src/app