diff --git a/IOC/Cert/pom.xml b/IOC/Cert/pom.xml
index ce30a16f..c91b45d0 100644
--- a/IOC/Cert/pom.xml
+++ b/IOC/Cert/pom.xml
@@ -12,7 +12,7 @@
     <properties>
         <hibernate.version>5.2.10.Final</hibernate.version>
         <javaee.version>7.0</javaee.version>
-        <spring.version>4.3.6.RELEASE</spring.version>
+        <spring.version>5.2.20.RELEASE</spring.version>
         <spring.security.version>4.1.3.RELEASE</spring.security.version>
         <spring.data.version>1.10.3.RELEASE</spring.data.version>
         <spring.mongodb.version>1.9.2.RELEASE</spring.mongodb.version>