diff --git a/tfidf/pom.xml b/tfidf/pom.xml
index f1313a0..f307961 100644
--- a/tfidf/pom.xml
+++ b/tfidf/pom.xml
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.6</version>
+            <version>2.7</version>
         </dependency>
 
         <dependency>