diff --git a/pom.xml b/pom.xml
index 0cd63ad..49663fd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
         <h2.version>1.3.172</h2.version>
         <spring.version>4.1.6.RELEASE</spring.version>
-        <spring.security.version>4.0.2.RELEASE</spring.security.version>
+        <spring.security.version>5.3.3.RELEASE</spring.security.version>
         <thymeleaf.version>2.1.4.RELEASE</thymeleaf.version>
         <jclouds.version>1.9.1</jclouds.version>
     </properties>