diff --git a/cg/server/app_config.py b/cg/server/app_config.py
index de3eedd2c6..00f620a3a4 100644
--- a/cg/server/app_config.py
+++ b/cg/server/app_config.py
@@ -2,6 +2,7 @@
 
 
 class AppConfig(BaseSettings):
+"""Default values are overridden by environment variable at run-time."""
     gunicorn_workers: int = 4
     gunicorn_threads: int = 4
     gunicorn_bind: str = "0.0.0.0:8000"