diff --git a/pom.xml b/pom.xml
index 4cb9d5e..5db0cd0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>commons-net</groupId>
             <artifactId>commons-net</artifactId>
-            <version>3.3</version>
+            <version>3.9.0</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
         <dependency>