diff --git a/lessons/11-productionish-server/README.md b/lessons/11-productionish-server/README.md
index 4603928d..ce8e36af 100644
--- a/lessons/11-productionish-server/README.md
+++ b/lessons/11-productionish-server/README.md
@@ -61,7 +61,7 @@ Now run:
 ```sh
 NODE_ENV=production npm start
 # For Windows users:
-# SET NODE_ENV=production npm start
+# SET "NODE_ENV=production" && npm start
 ```
 
 Congratulations! You now have a production server for this app. After