diff --git a/Dockerfile b/Dockerfile
index 124ac28..bc08836 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM pipelinecomponents/base-entrypoint:0.5.0 as entrypoint
 
-FROM node:21.1.0-alpine
+FROM node:21.6.0-alpine
 COPY --from=entrypoint /entrypoint.sh /entrypoint.sh
 ENTRYPOINT ["/entrypoint.sh"]
 ENV DEFAULTCMD mdspell