diff --git a/README.md b/README.md
index 1021081..b696e0a 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ This repository includes the source code for both the website and the library th
 $ git clone https://github.com/QURIresearch/metaforecast
 $ cd metaforecasts
 $ npm install
+$ npm run build  # or at least `prisma generate`
 ```
 
 ### 2. Set up a database and environment variables
@@ -38,6 +39,7 @@ See [./docs/configuration.md](./docs/configuration.md) for details.
 $ git clone https://github.com/QURIresearch/metaforecast
 $ cd metaforecasts
 $ npm install
+$ npm run build  # or at least `prisma generate`
 $ node src/backend/manual/manualDownload.js
 ```