diff --git a/4 Qualifying Exam/3 Notes/How does robust control work?.md b/4 Qualifying Exam/3 Notes/How does robust control work?.md
index 5cccf7d4d..e2ccf3e28 100644
--- a/4 Qualifying Exam/3 Notes/How does robust control work?.md	
+++ b/4 Qualifying Exam/3 Notes/How does robust control work?.md	
@@ -1,3 +1,4 @@
 # What does Robust Control do?
+Robust control works with 
 [[What is gain scheduling?]]
 # What are the limits?