diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 23e82b7946..a73b182635 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -393,6 +393,8 @@ Release 2.4.0 - UNRELEASED
     HADOOP-10127. Add ipc.client.connect.retry.interval to control the frequency
     of connection retries (Karthik Kambatla via Sandy Ryza)
 
+    HADOOP-10102. Update commons IO from 2.1 to 2.4 (Akira Ajisaka via stevel)
+
   OPTIMIZATIONS
 
     HADOOP-9748. Reduce blocking on UGI.ensureInitialized (daryn)
diff --git a/hadoop-project/pom.xml b/hadoop-project/pom.xml
index ec6d625a3c..1a0c7eb11f 100644
--- a/hadoop-project/pom.xml
+++ b/hadoop-project/pom.xml
@@ -467,7 +467,7 @@
       <dependency>
         <groupId>commons-io</groupId>
         <artifactId>commons-io</artifactId>
-        <version>2.1</version>
+        <version>2.4</version>
       </dependency>
 
       <dependency>