diff --git a/pom.xml b/pom.xml
index 681547f5..8587db46 100644
--- a/pom.xml
+++ b/pom.xml
@@ -67,7 +67,7 @@
 
     <properties>
         <build.number>unknown</build.number>
-        <netty.version>4.1.31.Final</netty.version>
+        <netty.version>4.1.32.Final</netty.version>
         <maven.compiler.source>1.7</maven.compiler.source>
         <maven.compiler.target>1.7</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/protocol/pom.xml b/protocol/pom.xml
index ab9868bd..34e38ff7 100644
--- a/protocol/pom.xml
+++ b/protocol/pom.xml
@@ -33,8 +33,8 @@
         </dependency>
         <dependency>
             <groupId>net.sf.trove4j</groupId>
-            <artifactId>trove4j</artifactId>
-            <version>3.0.3</version>
+            <artifactId>core</artifactId>
+            <version>3.1.0</version>
             <scope>compile</scope>
         </dependency>
     </dependencies>