diff --git a/python/15_bsearch/bsearch.py b/python/15_bsearch/bsearch.py
index dc091b29..ffa7487d 100644
--- a/python/15_bsearch/bsearch.py
+++ b/python/15_bsearch/bsearch.py
@@ -7,7 +7,7 @@
 def bsearch(nums: List[int], target: int) -> int:
     """Binary search of a target in a sorted array
     without duplicates. If such a target does not exist,
-    return -1, othewise, return its index.
+    return -1, otherwise, return its index.
     """
     low, high = 0, len(nums) - 1
     while low <= high: