diff --git a/Source/Game/Chat/Commands/QuestCommands.cs b/Source/Game/Chat/Commands/QuestCommands.cs
index 42f1347ae..74655b6ce 100644
--- a/Source/Game/Chat/Commands/QuestCommands.cs
+++ b/Source/Game/Chat/Commands/QuestCommands.cs
@@ -60,6 +60,9 @@ namespace Game.Chat
                 return false;
             }
 
+            if (player.IsActiveQuest(entry))
+                return false;
+
             // ok, normal (creature/GO starting) quest
             if (player.CanAddQuest(quest, true))
                 player.AddQuestAndCheckCompletion(quest, null);