diff --git a/spring5x-mongodb/pom.xml b/spring5x-mongodb/pom.xml
index 82241ed..48dc8e3 100644
--- a/spring5x-mongodb/pom.xml
+++ b/spring5x-mongodb/pom.xml
@@ -17,7 +17,7 @@
     <!--说明：spring5.x-base模块是spring5.x基础框架，其它模块都是以此模块为基础扩展的-->
     <properties>
         <!--spring5.x 至少需要jdk1.8及以上版本-->
-        <spring.version>5.0.9.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
         <!--jdk必须 >=1.8-->
         <jdk.version>1.8</jdk.version>
         <!--maven 版本-->