diff --git a/python/copilot/client.py b/python/copilot/client.py
index 401618355..a7706dfe5 100644
--- a/python/copilot/client.py
+++ b/python/copilot/client.py
@@ -3386,7 +3386,7 @@ async def list_sessions(self, filter: SessionListFilter | None = None) -> list[S
         Example:
             >>> sessions = await client.list_sessions()
             >>> for session in sessions:
-            ...     print(f"Session: {session.sessionId}")
+            ...     print(f"Session: {session.session_id}")
             >>> # Filter sessions by repository
             >>> from copilot.client import SessionListFilter
             >>> filtered = await client.list_sessions(SessionListFilter(repository="owner/repo"))