diff --git a/pom.xml b/pom.xml
index 3c7657f..85c0b9b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,7 +16,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-core</artifactId>
-            <version>4.3.18.RELEASE</version>
+            <version>5.2.23.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>