diff --git a/standalone-activity/README.md b/standalone-activity/README.md
index f4f46976..69d95784 100644
--- a/standalone-activity/README.md
+++ b/standalone-activity/README.md
@@ -2,9 +2,11 @@
 
 This sample shows how to execute Activities directly from a Temporal Client, without a Workflow.
 
+**Note: Temporal CLI support for Standalone Activities requires CLI version 1.9.1.** See setup guide: https://docs.temporal.io/cli/setup-cli
+
 ### Running this sample
 
-1. `temporal server start-dev` to start [Temporal Server](https://github.com/temporalio/cli/#installation).
+1. `temporal server start-dev` to start Temporal Server.
 1. `npm install` to install dependencies.
 1. `npm run start.watch` to start the Worker.
 1. In another shell, `npm run execute` to execute the activity in different ways.