diff --git a/pom.xml b/pom.xml
index fbc4f92..7122391 100644
--- a/pom.xml
+++ b/pom.xml
@@ -301,7 +301,7 @@
             <dependency>
                 <groupId>commons-net</groupId>
                 <artifactId>commons-net</artifactId>
-                <version>3.5</version>
+                <version>3.9.0</version>
             </dependency>
             <dependency>
                 <groupId>commons-validator</groupId>