diff --git a/pom.xml b/pom.xml
index 1174b86..c48edeb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
   <name>shop Maven Webapp</name>
   <url>http://maven.apache.org</url>
   <properties>
-    <spring.version>5.1.7.RELEASE</spring.version>
+    <spring.version>5.1.13.RELEASE</spring.version>
     <aop.version>1.8.10</aop.version>
     <mybatis.version>3.4.1</mybatis.version>
     <log4j.version>1.2.17</log4j.version>
@@ -152,7 +152,7 @@
     <dependency>
       <groupId>com.alibaba</groupId>
       <artifactId>fastjson</artifactId>
-      <version>1.2.25</version>
+      <version>1.2.69</version>
     </dependency>
     <!--protostuff，用于序列化和反序列化-->
     <!--<dependency>-->