diff --git a/src/agentex/lib/environment_variables.py b/src/agentex/lib/environment_variables.py
index 462189f3..43f402e4 100644
--- a/src/agentex/lib/environment_variables.py
+++ b/src/agentex/lib/environment_variables.py
@@ -1,3 +1,4 @@
+
 from __future__ import annotations
 
 import os