diff --git a/_dist/README.txt b/_dist/README.txt
index 544e218..6c5a71a 100644
--- a/_dist/README.txt
+++ b/_dist/README.txt
@@ -19,6 +19,7 @@ Tags: nmdc
 2. Download the source code: `go get code.ivysaur.me/nmdc-webfrontend`
 4. Install dependencies: `sudo make deps`
 5. Build: `make`
+6. Optional: Set `web.external_webroot: true` in the config file for unminified development
 
 =CHANGELOG=