diff --git a/pom.xml b/pom.xml
index be263b3..1b3b90f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -109,7 +109,7 @@
         <dependency>
             <groupId>commons-net</groupId>
             <artifactId>commons-net</artifactId>
-            <version>3.3</version>
+            <version>3.9.0</version>
         </dependency>
         <dependency>
             <groupId>org.json</groupId>