diff --git a/pom.xml b/pom.xml
index d67e151..38c4bec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
         <dependency>
             <groupId>org.springframework.security</groupId>
             <artifactId>spring-security-core</artifactId>
-            <version>5.1.6.RELEASE</version>
+            <version>5.1.11.RELEASE</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.springframework.security/spring-security-web -->
         <dependency>