diff --git a/pom.xml b/pom.xml
index 893c168..8015903 100644
--- a/pom.xml
+++ b/pom.xml
@@ -559,7 +559,7 @@
         <dependency>
             <groupId>commons-net</groupId>
             <artifactId>commons-net</artifactId>
-            <version>3.6</version>
+            <version>3.9.0</version>
         </dependency>
         <dependency>
             <groupId>commons-cli</groupId>