diff --git a/pom.xml b/pom.xml
index 128b33b..1369662 100644
--- a/pom.xml
+++ b/pom.xml
@@ -68,7 +68,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-core</artifactId>
-      <version>5.1.9.RELEASE</version>
+      <version>5.3.18</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/org.springframework/spring-context -->
     <dependency>