diff --git a/pom.xml b/pom.xml
index e334187..8943991 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.4.1</version>
+        <version>2.4.2</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
     <groupId>com.ruan.blog</groupId>