diff --git a/README.md b/README.md
index 27ccd6c..627fa76 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ ik-analyzer for solr7.x
 
 
 ## 使用说明
-* jar包下载地址：[![GitHub version](https://img.shields.io/badge/version-7.7.0-519dd9.svg)](https://search.maven.org/remotecontent?filepath=com/github/magese/ik-analyzer/7.7.0/ik-analyzer-7.7.0.jar)
+* jar包下载地址：[![GitHub version](https://img.shields.io/badge/version-7.7.1-519dd9.svg)](https://search.maven.org/remotecontent?filepath=com/github/magese/ik-analyzer/7.7.1/ik-analyzer-7.7.1.jar)
 * 历史版本：[![GitHub version](https://img.shields.io/maven-central/v/com.github.magese/ik-analyzer.svg?style=flat-square)](https://search.maven.org/search?q=g:com.github.magese%20AND%20a:ik-analyzer&core=gav)
 
     ```console
@@ -37,7 +37,7 @@ ik-analyzer for solr7.x
     <dependency>
         <groupId>com.github.magese</groupId>
         <artifactId>ik-analyzer</artifactId>
-        <version>7.7.0</version>
+        <version>7.7.1</version>
     </dependency>
     ```
 
@@ -91,6 +91,7 @@ ik-analyzer for solr7.x
 
 
 ## 更新说明
+- `2019-03-01:` 升级lucene版本为`7.7.1`
 - `2019-02-15:` 升级lucene版本为`7.7.0`
 - `2018-12-26:` 
     - 升级lucene版本为`7.6.0`