diff --git a/Python/permutations.py b/Python/permutations.py
index f224894c8..03d76be78 100644
--- a/Python/permutations.py
+++ b/Python/permutations.py
@@ -1,4 +1,4 @@
-# Time:  O(n!)
+# Time:  O(n * n!)
 # Space: O(n)
 #
 # Given a collection of numbers, return all possible permutations.