diff --git a/pom.xml b/pom.xml
index 10c0533..af6b562 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,7 +39,7 @@
 	  <dependency>
   		<groupId>org.springframework</groupId>
   		<artifactId>spring-core</artifactId>
-  		<version>4.3.21.RELEASE</version>
+  		<version>5.2.23.RELEASE</version>
   	</dependency>
   	<dependency>
   		<groupId>com.compomics</groupId>