diff --git a/pom.xml b/pom.xml
index be190f669afa64fb20577acdb38db6f19a3dc24d..53d90969309e17f06d075a2b39d0447e153dcbf5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.7.8</version>
+        <version>2.7.9</version>
     </parent>
 
     <groupId>com.schbrain.framework</groupId>
@@ -66,8 +66,6 @@
         <pinyin4j.version>2.5.1</pinyin4j.version>
         <redisson.version>3.19.3</redisson.version>
 
-        <elasticsearch.version>7.17.9</elasticsearch.version>
-
         <!-- excel -->
         <easyexcel.version>3.2.1</easyexcel.version>
         <!-- database related -->