diff --git a/Dockerfile b/Dockerfile
index 8a92ead..6bdb300 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:lts-alpine3.13@sha256:c7f8af31c7c4bb2221da18b67ccbe6d0632dab86d015573857b5a91afbedcf8c
+FROM node:lts-alpine3.15
 
 LABEL maintainer="Robert Kaussow <mail@thegeeklab.de>"
 LABEL org.opencontainers.image.authors="Robert Kaussow <mail@thegeeklab.de>"