diff --git a/pom.xml b/pom.xml
index fca085556..8f75c6829 100644
--- a/pom.xml
+++ b/pom.xml
@@ -96,7 +96,7 @@
     <rhino.version>1.6R5</rhino.version>
     <spring-cas-client.version>3.0.8.RELEASE</spring-cas-client.version>
     <spring-ldap.version>1.3.1.RELEASE</spring-ldap.version>
-    <spring.version>3.2.1.RELEASE</spring.version>
+    <spring.version>5.2.20.RELEASE</spring.version>
     <!-- testing frameworks -->
     <cpsuite.version>1.2.7</cpsuite.version>
     <findbugs.version>3.0.1</findbugs.version>