diff --git a/codes/go/chapter_searching/binary_search_test.go b/codes/go/chapter_searching/binary_search_test.go
index aa0ff301e..3dada9593 100644
--- a/codes/go/chapter_searching/binary_search_test.go
+++ b/codes/go/chapter_searching/binary_search_test.go
@@ -1,5 +1,5 @@
 // File: binary_search_test.go
-// Created Time: 2022-12-5
+// Created Time: 2022-12-05
 // Author: Slone123c (274325721@qq.com)
 
 package chapter_searching