diff --git a/pom.xml b/pom.xml
index ab60b84..be30000 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <!-- spring版本号 -->
-        <spring.version>5.2.3.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
         <!-- mybatis版本号 -->
         <mybatis.version>3.4.4</mybatis.version>
     </properties>