diff --git a/pom.xml b/pom.xml
index f682fb7..92d2411 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,13 +39,13 @@
     			<groupId>org.springframework</groupId>
     			<artifactId>spring-core</artifactId>
 				<type>jar</type>
-    			<version>3.1.4.RELEASE</version>
+    			<version>5.2.7.RELEASE</version>
     		</dependency>
     		<dependency>
     			<groupId>org.springframework</groupId>
     			<artifactId>spring-webmvc-portlet</artifactId>
 				<type>jar</type>
-    			<version>3.1.4.RELEASE</version>
+    			<version>4.3.28.RELEASE</version>
     		</dependency>
     		<dependency>
 	    		<groupId>log4j</groupId>