diff --git a/README.md b/README.md
index e83f4ce..9ada75a 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,5 @@
 
 
 *  更新日期 2019-05-09<br>
+*  更新日期 2019-07-31<br>
     
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