diff --git a/ch9_release/src/Tailwind.Traders.Web/Dockerfile b/ch9_release/src/Tailwind.Traders.Web/Dockerfile
index be683fa7..a9be80c9 100644
--- a/ch9_release/src/Tailwind.Traders.Web/Dockerfile
+++ b/ch9_release/src/Tailwind.Traders.Web/Dockerfile
@@ -3,7 +3,7 @@ ARG runtimeTag=5.0
 ARG image=mcr.microsoft.com/dotnet/aspnet
 ARG sdkImage=mcr.microsoft.com/dotnet/sdk
 
-FROM node:10-alpine as build-node
+FROM node:17-alpine as build-node
 WORKDIR /ClientApp
 COPY ClientApp/package.json .
 COPY ClientApp/package-lock.json .
diff --git a/ch9_release/src/Tailwind.Traders.Web/Dockerfile.develop b/ch9_release/src/Tailwind.Traders.Web/Dockerfile.develop
index 9db9524f..bf85b74c 100644
--- a/ch9_release/src/Tailwind.Traders.Web/Dockerfile.develop
+++ b/ch9_release/src/Tailwind.Traders.Web/Dockerfile.develop
@@ -1,4 +1,4 @@
-FROM node:10-alpine as build-node
+FROM node:17-alpine as build-node
 WORKDIR /ClientApp
 COPY ClientApp/package.json .
 COPY ClientApp/package-lock.json .