diff --git a/pom.xml b/pom.xml
index 3772722..5cccc7d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 		<mybatis-generator.version>1.4.0</mybatis-generator.version>
 		<thumbnailator.version>0.4.12</thumbnailator.version>
 		<guava.version>29.0-jre</guava.version>
-		<commons-net.version>3.6</commons-net.version>
+		<commons-net.version>3.9.0</commons-net.version>
 		<json.version>20190722</json.version>
 		<jwt.version>8.4</jwt.version>
 		<pinyin4j.version>2.5.1</pinyin4j.version>