diff --git a/JavaCodeProject/pom.xml b/JavaCodeProject/pom.xml
index 60d4ea9..72f0642 100644
--- a/JavaCodeProject/pom.xml
+++ b/JavaCodeProject/pom.xml
@@ -85,7 +85,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <!--     编译时的编码   -->
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
-        <es.version>2.3.1</es.version>
+        <es.version>6.8.17</es.version>
     </properties>
     <dependencies>
         <dependency>