diff --git a/readme.md b/readme.md
index 7d73872..c0c29cb 100644
--- a/readme.md
+++ b/readme.md
@@ -71,7 +71,7 @@
  ('北汽', 0.5325318574905396), 
  ('小海马', 0.5315144062042236)]
  
- #### wv2.most_similar('海马')
+ #### wv2.most_similar('头孢')
  #### Out[33]: 
 [('头孢拉定', 0.7558029294013977), 
 ('头孢菌素', 0.7490127086639404),