No need to use dependency management for dependencies used only by a specific module.

diff --git a/modules/xmpp/pom.xml b/modules/xmpp/pom.xml
index f1bc25f..18d17dd 100644
--- a/modules/xmpp/pom.xml
+++ b/modules/xmpp/pom.xml
@@ -87,10 +87,12 @@
         <dependency>
             <groupId>jivesoftware</groupId>
             <artifactId>smack</artifactId>
+            <version>3.0.4</version>
         </dependency>
         <dependency>
             <groupId>jivesoftware</groupId>
             <artifactId>smackx</artifactId>
+            <version>3.0.4</version>
         </dependency>        
         <dependency>
             <groupId>commons-lang</groupId>
diff --git a/pom.xml b/pom.xml
index 8058068..349f094 100644
--- a/pom.xml
+++ b/pom.xml
@@ -316,16 +316,6 @@
 
             <!-- Smack Jabber client libraries to be included -->
             <dependency>
-                <groupId>jivesoftware</groupId>
-                <artifactId>smack</artifactId>
-                <version>3.0.4</version>
-            </dependency>
-            <dependency>
-                <groupId>jivesoftware</groupId>
-                <artifactId>smackx</artifactId>
-                <version>3.0.4</version>
-            </dependency>
-            <dependency>
                 <groupId>commons-lang</groupId>
                 <artifactId>commons-lang</artifactId>
                 <version>2.3</version>