diff --git a/.env.example b/.env.example
index 48170e8f3..5bac3ac60 100644
--- a/.env.example
+++ b/.env.example
@@ -24,6 +24,10 @@ NODE_ENV=development
 # FROM_EMAIL=
 # REPLY_TO_EMAIL=
 
+# Required for upgrading graphile-worker to v0.14 when graceful shutdown is impossible or impractical.
+# Start the app once with this set, then unset and restart. The migration should succeed.
+# FAIL_LOCKED_JOBS_ON_STARTUP=true
+
 # CLOUD VARIABLES
 POSTHOG_PROJECT_KEY=
 PLAIN_API_KEY=