diff --git a/pom.xml b/pom.xml
index 8668b3ba..932e83d9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -153,7 +153,7 @@
     <dependency>
       <groupId>commons-net</groupId>
       <artifactId>commons-net</artifactId>
-      <version>3.4</version>
+      <version>3.9.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>