diff --git a/pom.xml b/pom.xml
index 49f7f42..0b7ace5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,6 +19,7 @@
 
     <properties>
         <java.version>1.8</java.version>
+        <log4j2.version>2.17.1</log4j2.version>
     </properties>
 
     <dependencies>
@@ -62,6 +63,7 @@
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
             <scope>runtime</scope>
+            <version>8.0.27</version>
         </dependency>
 
         <!-- 工具类 -->
@@ -149,4 +151,4 @@
         </plugins>
     </build>
 
-</project>
+</project>
\ No newline at end of file