diff --git a/authority-control/pom.xml b/authority-control/pom.xml
index c6d6b42..e88225e 100644
--- a/authority-control/pom.xml
+++ b/authority-control/pom.xml
@@ -16,7 +16,7 @@
 		<slf4j.version>1.7.12</slf4j.version>
 		<druid.version>1.0.28</druid.version>
 		<commons-lang3.version>3.4</commons-lang3.version>
-		<commons-io.version>2.4</commons-io.version>
+		<commons-io.version>2.7</commons-io.version>
 		<commons-codec.version>1.10</commons-codec.version>
 		<jackson.version>2.8.8</jackson.version>
 		<fastjson.version>1.2.32</fastjson.version>