diff --git a/pom.xml b/pom.xml
index e0badc6..9b34fe5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
         <log4j.version>1.2.12</log4j.version>
         <mysql.version>5.1.6</mysql.version>
         <mybatis.version>3.5.6</mybatis.version>
-        <spring.security.version>5.0.1.RELEASE</spring.security.version>
+        <spring.security.version>5.4.6</spring.security.version>
     </properties>
 
     <dependencies>        <!-- spring -->