diff --git a/docs/serving/samples/hello-world/helloworld-nodejs/Dockerfile b/docs/serving/samples/hello-world/helloworld-nodejs/Dockerfile
index 222958cee..5bf4b67c9 100644
--- a/docs/serving/samples/hello-world/helloworld-nodejs/Dockerfile
+++ b/docs/serving/samples/hello-world/helloworld-nodejs/Dockerfile
@@ -1,6 +1,6 @@
-# Use the official Node.js 10 image.
+# Use the official Node.js 12 image.
 # https://hub.docker.com/_/node
-FROM node:10
+FROM node:12
 
 # Create and change to the app directory.
 WORKDIR /usr/src/app
diff --git a/docs/serving/samples/hello-world/helloworld-nodejs/README.md b/docs/serving/samples/hello-world/helloworld-nodejs/README.md
index e7ee54a8b..ba696cfa8 100644
--- a/docs/serving/samples/hello-world/helloworld-nodejs/README.md
+++ b/docs/serving/samples/hello-world/helloworld-nodejs/README.md
@@ -95,9 +95,9 @@ cd knative-docs/docs/serving/samples/hello-world/helloworld-nodejs
    [Dockerizing a Node.js web app](https://nodejs.org/en/docs/guides/nodejs-docker-webapp/).
 
    ```Dockerfile
-   # Use the official Node.js 10 image.
+   # Use the official Node.js 12 image.
    # https://hub.docker.com/_/node
-   FROM node:10
+   FROM node:12
 
    # Create and change to the app directory.
    WORKDIR /usr/src/app