diff --git a/08_greedy_algorithms/python/01_set_covering.py b/08_greedy_algorithms/python/01_set_covering.py
index bbd1b5f..1c77d41 100644
--- a/08_greedy_algorithms/python/01_set_covering.py
+++ b/08_greedy_algorithms/python/01_set_covering.py
@@ -13,8 +13,8 @@ final_stations = set()
 while states_needed:
   best_station = None
   states_covered = set()
-  for station, states in stations.items():
-    covered = states_needed & states
+  for station, states_for_station in stations.items():
+    covered = states_needed & states_for_station
     if len(covered) > len(states_covered):
       best_station = station
       states_covered = covered