diff --git a/docs/development.md b/docs/development.md
index fd363e6..5040332 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -18,6 +18,12 @@ cargo test
 cargo build --release
 ```
 
+Run a test build
+
+```sh
+nix develop --command cargo run --release --bin mudmouth
+```
+
 ## Refreshing the PEQ NPC gender index
 
 The checked-in `generated/peq-npc-gender-index.json` is generated data, not a