diff --git a/pom.xml b/pom.xml
index 735dff2..b8e34fd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
         <knife4j.version>2.0.1</knife4j.version>
         <commons-io.version>2.5</commons-io.version>
         <commons-lang3.version>3.4</commons-lang3.version>
-        <commons-net.version>3.6</commons-net.version>
+        <commons-net.version>3.9.0</commons-net.version>
     </properties>
 
     <dependencies>