diff --git a/start.py b/start.py
index e571df17df..392df344d2 100644
--- a/start.py
+++ b/start.py
@@ -176,7 +176,7 @@ def run(arguments: list, env: dict = None) -> int:
 
 
 def set_avalon_environments():
-    """ Set avalon specific environments.
+    """Set avalon specific environments.
 
     These are non modifiable environments for avalon workflow that must be set
     before avalon module is imported because avalon works with globals set with