diff --git a/broker/pom.xml b/broker/pom.xml
index d5d17aa1..fac78d3f 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -135,7 +135,7 @@
         <dependency>
             <groupId>org.fusesource.mqtt-client</groupId>
             <artifactId>mqtt-client</artifactId>  
-            <version>1.5</version> 
+            <version>1.9</version> 
             <scope>test</scope>
         </dependency>