diff --git a/client/Dockerfile b/client/Dockerfile
index dfd7ca7..d856c7f 100644
--- a/client/Dockerfile
+++ b/client/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18.14-slim
+FROM node:21.5-bookworm-slim
 
 LABEL version="1.0"
 LABEL description="Demo of a Medicare claims data sample app"