diff --git a/04-database-subqueries/database-subqueries/pom.xml b/04-database-subqueries/database-subqueries/pom.xml
index 7de2504..fd9bb4f 100644
--- a/04-database-subqueries/database-subqueries/pom.xml
+++ b/04-database-subqueries/database-subqueries/pom.xml
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>org.mariadb.jdbc</groupId>
             <artifactId>mariadb-java-client</artifactId>
-            <version>3.4.1</version>
+            <version>3.4.3</version>
         </dependency>
         <dependency>
             <groupId>org.mybatis</groupId>