diff --git a/pom.xml b/pom.xml
index a5c09b8..3fd22b4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -68,7 +68,7 @@
         <spring.version>3.1.3.RELEASE</spring.version>
         <spring-portlet-contrib.version>1.0.1</spring-portlet-contrib.version>
         <spring-ws.version>2.1.2.RELEASE</spring-ws.version>
-        <spring-security.version>3.1.3.RELEASE</spring-security.version>
+        <spring-security.version>5.5.7</spring-security.version>
         <slf4j.version>1.7.2</slf4j.version>
         <tomcat-jdbc.version>7.0.34</tomcat-jdbc.version>
         <owasp.antisamy.version>1.5.3</owasp.antisamy.version>