diff --git a/BotSharp.Core/Engines/CRFsuite/CRFsuiteEntityRecognizer.cs b/BotSharp.Core/Engines/CRFsuite/CRFsuiteEntityRecognizer.cs
index 6d6cd635..7058db0e 100644
--- a/BotSharp.Core/Engines/CRFsuite/CRFsuiteEntityRecognizer.cs
+++ b/BotSharp.Core/Engines/CRFsuite/CRFsuiteEntityRecognizer.cs
@@ -47,7 +47,7 @@ namespace BotSharp.Core.Engines.CRFsuite
             sw.Close();
             fs.Close();  
             
-            new Ner().NerStart();
+            new MachineLearning.CRFsuite.Ner().NerStart();
             
             Runcmd();
 
@@ -132,7 +132,7 @@ namespace BotSharp.Core.Engines.CRFsuite
 
         }
     }
-    
+
     public class TrainingData
     {
         public String Token { get; set; }
diff --git a/BotSharp.Core/Engines/CRFsuite/Crfutils.cs b/BotSharp.MachineLearning/CRFsuite/Crfutils.cs
similarity index 96%
rename from BotSharp.Core/Engines/CRFsuite/Crfutils.cs
rename to BotSharp.MachineLearning/CRFsuite/Crfutils.cs
index e201a702..c3db9e11 100644
--- a/BotSharp.Core/Engines/CRFsuite/Crfutils.cs
+++ b/BotSharp.MachineLearning/CRFsuite/Crfutils.cs
@@ -1,10 +1,3 @@
-using BotSharp.Core.Abstractions;
-using BotSharp.Core.Agents;
-using BotSharp.MachineLearning.NLP;
-using EntityFrameworkCore.BootKit;
-using Microsoft.Extensions.Configuration;
-using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
 using System;
 using System.Collections;
 using System.Collections.Generic;
@@ -13,7 +6,7 @@ using System.Linq;
 using System.Text;
 using System.Text.RegularExpressions;
 
-namespace BotSharp.Core.Engines.CRFsuite
+namespace BotSharp.MachineLearning.CRFsuite
 {   
     public class Crfutils
     {
diff --git a/BotSharp.Core/Engines/CRFsuite/Ner.cs b/BotSharp.MachineLearning/CRFsuite/Ner.cs
similarity index 98%
rename from BotSharp.Core/Engines/CRFsuite/Ner.cs
rename to BotSharp.MachineLearning/CRFsuite/Ner.cs
index c926ec08..904fe423 100644
--- a/BotSharp.Core/Engines/CRFsuite/Ner.cs
+++ b/BotSharp.MachineLearning/CRFsuite/Ner.cs
@@ -1,10 +1,3 @@
-using BotSharp.Core.Abstractions;
-using BotSharp.Core.Agents;
-using BotSharp.MachineLearning.NLP;
-using EntityFrameworkCore.BootKit;
-using Microsoft.Extensions.Configuration;
-using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
 using System;
 using System.Collections;
 using System.Collections.Generic;
@@ -12,7 +5,7 @@ using System.IO;
 using System.Text;
 using System.Text.RegularExpressions;
 
-namespace BotSharp.Core.Engines.CRFsuite
+namespace BotSharp.MachineLearning.CRFsuite
 {
     public class Ner
     {