diff --git a/Mirivoice/Commands/SetProsodyCommand.cs b/Mirivoice/Commands/SetProsodyCommand.cs
index 69668e3..c35c485 100644
--- a/Mirivoice/Commands/SetProsodyCommand.cs
+++ b/Mirivoice/Commands/SetProsodyCommand.cs
@@ -45,7 +45,7 @@ public void Execute(bool isRedoing)
 
                 isFirstExec = false;
                 
-                Log.Debug($"Execute: undo: {undoMem}, redo: {redoMem}");
+                //Log.Debug($"Execute: undo: {undoMem}, redo: {redoMem}");
             }
         }
 
@@ -55,7 +55,7 @@ public void UnExecute()
             v.DonotExecCommand = true;
             v.Prosody = undoMem;
             v.DonotExecCommand = false;
-            Log.Debug($"Undo: undo: {undoMem} redo: {redoMem}");
+            //Log.Debug($"Undo: undo: {undoMem} redo: {redoMem}");
 
 
         }
diff --git a/Mirivoice/Commands/TextBoxEditCommand.cs b/Mirivoice/Commands/TextBoxEditCommand.cs
index bc93cb1..e8b8da7 100644
--- a/Mirivoice/Commands/TextBoxEditCommand.cs
+++ b/Mirivoice/Commands/TextBoxEditCommand.cs
@@ -25,7 +25,7 @@ public void Execute(bool isRedoing)
         {
             if (isRedoing)
             {
-                Log.Debug($"Redo: {redoMem}");
+                //Log.Debug($"Redo: {redoMem}");
                 if (!redoMem.CanPop) { return; }
 
                 v.mTextBoxEditor.DonotExecCommand = true;
@@ -40,7 +40,7 @@ public void Execute(bool isRedoing)
                     undoMem.Push(v.mTextBoxEditor.CurrentScript);
                 }
                 isFirstExec = false;
-                Log.Debug($"Execute: undo: {undoMem}, redo: {redoMem}");
+                //Log.Debug($"Execute: undo: {undoMem}, redo: {redoMem}");
             }
         }
 
@@ -52,7 +52,7 @@ public void UnExecute()
             v.mTextBoxEditor.DonotExecCommand = true;
             v.mTextBoxEditor.CurrentScript = undoMem.Pop();
             v.mTextBoxEditor.DonotExecCommand = false;
-            Log.Debug($"Undo: undo: {undoMem} redo: {redoMem}");
+            //Log.Debug($"Undo: undo: {undoMem} redo: {redoMem}");
             
 
         }
diff --git a/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/EnglishUSIPAConverter.cs b/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/EnglishUSIPAConverter.cs
index 4df9838..3a1caf4 100644
--- a/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/EnglishUSIPAConverter.cs
+++ b/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/EnglishUSIPAConverter.cs
@@ -72,7 +72,7 @@ public override string ConvertToIPA(string phoneme, bool isFirstPhoneme)
             }
             string result = string.Join("", IPA);
             string res = string.Join("\t", result.ToCharArray());
-            //Log.Debug($"Converted {phoneme} to {res}");
+            Log.Debug($"[IPA 변환] {phoneme} -> {res}");
             return res;
         }
     }
diff --git a/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/KoreanIPAConverter.cs b/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/KoreanIPAConverter.cs
index 71be20b..7f76506 100644
--- a/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/KoreanIPAConverter.cs
+++ b/Mirivoice/Mirivoice.Plugins.Builtin/IPAConverters/KoreanIPAConverter.cs
@@ -1,4 +1,5 @@
 using Mirivoice.Mirivoice.Plugins.Builtin.Phonemizers.Utils;
+using Serilog;
 using System.Collections.Generic;
 
 namespace Mirivoice.Mirivoice.Plugins.Builtin.IPAConverters
@@ -94,7 +95,7 @@ public override string ConvertToIPA(string phoneme, bool isFirstPhoneme)
                 string _result = $"{FirstConsonant2IPA[firstConsonant]}{Vowel2IPA[(string)splited[1]]}{LastConsonant2IPA[(string)splited[2]]}";
                 result = string.Join("\t", _result.ToCharArray());
 
-                //Log.Information("ConvertToIPA: {phoneme} -> {result}", phoneme, result);
+                Log.Information("[IPA 변환] {phoneme} -> {result}", phoneme, result);
             }
 
             return result;
diff --git a/Mirivoice/Mirivoice.Plugins.Builtin/Phonemizers/Utils/EnglishUSPhonemizerUtil.cs b/Mirivoice/Mirivoice.Plugins.Builtin/Phonemizers/Utils/EnglishUSPhonemizerUtil.cs
index eaadbdd..b7ae25d 100644
--- a/Mirivoice/Mirivoice.Plugins.Builtin/Phonemizers/Utils/EnglishUSPhonemizerUtil.cs
+++ b/Mirivoice/Mirivoice.Plugins.Builtin/Phonemizers/Utils/EnglishUSPhonemizerUtil.cs
@@ -14,7 +14,7 @@ public static string WordToArpabet(string word)
         {
             // use the CMU Pronouncing Dictionary to convert words to ARPAbet
             string arpabetRes = cmuDict.CMUDict.TryGetValue(word.ToLower(), out string arpabet) ? arpabet.ToLower() : word;
-            Log.Debug($"WordToArpabet: {word} -> {arpabetRes}");
+            //Log.Debug($"WordToArpabet: {word} -> {arpabetRes}");
             return arpabetRes;
 
         }