diff --git a/.gitignore b/.gitignore
index 0a12692..ece8694 100644
--- a/.gitignore
+++ b/.gitignore
@@ -161,4 +161,4 @@ coverage.xml
 .pytest_cache/
 
 # Test simulation artifacts (dynamically created during testing)
-test_simulation_files/
\ No newline at end of file
+test_simulation_files/.claude/