diff --git a/hadoop-project/pom.xml b/hadoop-project/pom.xml
index 351a07f26e8..6e7d9d9bf6b 100644
--- a/hadoop-project/pom.xml
+++ b/hadoop-project/pom.xml
@@ -133,7 +133,7 @@
     <htrace4.version>4.1.0-incubating</htrace4.version>
     <metrics.version>3.2.4</metrics.version>
     <netty3.version>3.10.6.Final</netty3.version>
-    <netty4.version>4.1.45.Final</netty4.version>
+    <netty4.version>4.1.48.Final</netty4.version>
 
     <!-- Maven protoc compiler -->
     <protobuf-maven-plugin.version>0.5.1</protobuf-maven-plugin.version>