diff --git a/tsdbreader/pom.xml b/tsdbreader/pom.xml
index 0f99023..90c04e5 100644
--- a/tsdbreader/pom.xml
+++ b/tsdbreader/pom.xml
@@ -22,7 +22,7 @@
 
         <!-- http -->
         <httpclient.version>4.5</httpclient.version>
-        <commons-io.version>2.4</commons-io.version>
+        <commons-io.version>2.7</commons-io.version>
 
         <!-- json -->
         <fastjson.version>1.2.28</fastjson.version>