diff --git a/pom.xml b/pom.xml
index 3449a6f0..8859398b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -95,7 +95,7 @@ limitations under the License.
     <commons-io.version>2.4</commons-io.version>
     <derby.version>10.8.2.2</derby.version>
     <hadoop.1.version>1.0.3</hadoop.1.version>
-    <hadoop.2.version>2.2.0</hadoop.2.version>
+    <hadoop.2.version>2.5.1</hadoop.2.version>
     <guava.version>11.0.2</guava.version>
     <json-simple.version>1.1</json-simple.version>
     <junit.version>4.11</junit.version>