diff --git a/.idea/.idea.UnityTestExamples/.idea/.gitignore b/.idea/.idea.UnityTestExamples/.idea/.gitignore
index faeea02..2080a48 100644
--- a/.idea/.idea.UnityTestExamples/.idea/.gitignore
+++ b/.idea/.idea.UnityTestExamples/.idea/.gitignore
@@ -11,3 +11,5 @@
 /dataSources.local.xml
 # Editor-based HTTP Client requests
 /httpRequests/
+# GitHub Copilot persisted chat sessions
+/copilot/chatSessions