diff --git a/06_breadth-first_search/python/01_breadth-first_search.py b/06_breadth-first_search/python/01_breadth-first_search.py
index c488417..aac8e8c 100644
--- a/06_breadth-first_search/python/01_breadth-first_search.py
+++ b/06_breadth-first_search/python/01_breadth-first_search.py
@@ -21,7 +21,7 @@ def search(name):
     while search_queue:
         person = search_queue.popleft()
         # Only search this person if you haven't already searched them.
-        if not person in searched:
+        if person not in searched:
             if person_is_seller(person):
                 print person + " is a mango seller!"
                 return True