diff --git a/src/main/java/net/citizensnpcs/Citizens.java b/src/main/java/net/citizensnpcs/Citizens.java
index a76c1bd2c..f18b7a023 100644
--- a/src/main/java/net/citizensnpcs/Citizens.java
+++ b/src/main/java/net/citizensnpcs/Citizens.java
@@ -118,7 +118,7 @@ public class Citizens extends JavaPlugin implements CitizensPlugin {
     public Iterable<CommandInfo> getCommands(String base) {
         return commands.getCommands(base);
     }
-
+    
     @Override
     public NPCRegistry getNPCRegistry() {
         return npcRegistry;
@@ -257,6 +257,15 @@ public class Citizens extends JavaPlugin implements CitizensPlugin {
         Messaging.severeTr(Messages.CITIZENS_IMPLEMENTATION_DISABLED);
         Bukkit.getPluginManager().disablePlugin(this);
     }
+    
+    public void registerCommandClass(Class<?> clazz) {
+        try {
+        commands.register(clazz);
+        } catch (Throwable ex) {
+            Messaging.logTr(Messages.CITIZENS_INVALID_COMMAND_CLASS);
+            ex.printStackTrace();
+        }
+    }
 
     private void registerCommands() {
         commands.setInjector(new Injector(this));
diff --git a/src/main/java/net/citizensnpcs/util/Messages.java b/src/main/java/net/citizensnpcs/util/Messages.java
index a7385e924..ecb9cbe11 100644
--- a/src/main/java/net/citizensnpcs/util/Messages.java
+++ b/src/main/java/net/citizensnpcs/util/Messages.java
@@ -24,6 +24,7 @@ public class Messages {
     public static final String CITIZENS_ENABLED = "citizens.notifications.enabled";
     public static final String CITIZENS_IMPLEMENTATION_DISABLED = "citizens.changed-implementation";
     public static final String CITIZENS_INCOMPATIBLE = "citizens.notifications.incompatible-version";
+    public static final String CITIZENS_INVALID_COMMAND_CLASS = "citizens.commands.invalid.class";
     public static final String CITIZENS_RELOAD_ERROR = "citizens.notifications.error-reloading";
     public static final String CITIZENS_RELOADED = "citizens.notifications.reloaded";
     public static final String CITIZENS_RELOADING = "citizens.notifications.reloading";
diff --git a/src/main/resources/messages_en.properties b/src/main/resources/messages_en.properties
index 1f5428c18..6434b793b 100644
--- a/src/main/resources/messages_en.properties
+++ b/src/main/resources/messages_en.properties
@@ -5,6 +5,7 @@ citizens.commands.errors.missing-world=World not found.
 citizens.commands.help.command-missing=Command /{0} not found.
 citizens.commands.help.header=Help
 citizens.commands.id-not-found=Couldn''t find any NPC with ID {0}.
+citizens.commands.invalid.class=Invalid external commands class.
 citizens.commands.invalid-mobtype={0} is not a valid mobtype.
 citizens.commands.invalid-number=That is not a valid number.
 citizens.commands.npc.age.cannot-be-aged=The mob type {0} cannot be aged.