diff --git a/pom.xml b/pom.xml
index c333b46..8675e9e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -260,7 +260,7 @@
 		<dependency>
 		    <groupId>commons-net</groupId>
 		    <artifactId>commons-net</artifactId>
-		    <version>3.6</version>
+		    <version>3.9.0</version>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/commons-validator/commons-validator -->