diff --git a/packages/backend/README.md b/packages/backend/README.md
index 47574e12af..90c70912f0 100644
--- a/packages/backend/README.md
+++ b/packages/backend/README.md
@@ -29,6 +29,7 @@ AUTH_GOOGLE_CLIENT_ID=x AUTH_GOOGLE_CLIENT_SECRET=x \
 AUTH_GITHUB_CLIENT_ID=x AUTH_GITHUB_CLIENT_SECRET=x \
 AUTH_OAUTH2_CLIENT_ID=x AUTH_OAUTH2_CLIENT_SECRET=x \
 AUTH_OAUTH2_AUTH_URL=x AUTH_OAUTH2_TOKEN_URL=x \
+ROLLBAR_ACCOUNT_TOKEN=x \
 SENTRY_TOKEN=x \
 LOG_LEVEL=debug \
 yarn start