diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 443045e..c3ad65e
--- a/pom.xml
+++ b/pom.xml
@@ -64,7 +64,7 @@
         <dependency>
             <groupId>org.apache.hadoop</groupId>
             <artifactId>hadoop-common</artifactId>
-            <version>2.7.2</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.apache.hadoop</groupId>