diff --git a/docs/dev_environment.md b/docs/dev_environment.md
--- a/docs/dev_environment.md
+++ b/docs/dev_environment.md
@@ -573,7 +573,7 @@
 
 ```
 cd keyserver
-yarn script dist/scripts/generate-olm-config.json
+yarn script dist/scripts/generate-olm-config.js
 ```
 
 This script will create the `keyserver/secrets/olm_config.json` config file.