diff --git a/oauthwebapp/pom.xml b/oauthwebapp/pom.xml
index 0e5d3c4..f1d3278 100644
--- a/oauthwebapp/pom.xml
+++ b/oauthwebapp/pom.xml
@@ -10,7 +10,7 @@
 
   <properties>
     <jdk.version>1.8</jdk.version>
-    <spring.version>4.2.3.RELEASE</spring.version>
+    <spring.version>5.3.18</spring.version>
     <jstl.version>1.2</jstl.version>
     <servletapi.version>2.5</servletapi.version>
   </properties>