diff --git a/pom.xml b/pom.xml
index 95253d9..8d2d4f6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,7 +14,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <spring.version>5.3.1</spring.version>
+        <spring.version>5.3.20</spring.version>
         <mybatis.version>3.5.1</mybatis.version>
         <java.version>1.8</java.version>
         <druid.version>1.1.6</druid.version>