diff --git a/com.code-philosophy.obfuz/Editor/ObfuscatorBuilder.cs b/com.code-philosophy.obfuz/Editor/ObfuscatorBuilder.cs
index e5f2c19..16be3e9 100644
--- a/com.code-philosophy.obfuz/Editor/ObfuscatorBuilder.cs
+++ b/com.code-philosophy.obfuz/Editor/ObfuscatorBuilder.cs
@@ -224,9 +224,9 @@ namespace Obfuz
             {
                 _buildTarget = target,
                 _defaultStaticSecretKey = settings.secretSettings.defaultStaticSecretKey,
-                _defaultStaticSecretKeyOutputPath = settings.secretSettings.DefaultStaticSecretKeyOutputPath,
+                _defaultStaticSecretKeyOutputPath = settings.secretSettings.staticSecretKeyOutputPath,
                 _defaultDynamicSecretKey = settings.secretSettings.defaultDynamicSecretKey,
-                _defaultDynamicSecretKeyOutputPath = settings.secretSettings.DefaultDynamicSecretKeyOutputPath,
+                _defaultDynamicSecretKeyOutputPath = settings.secretSettings.dynamicSecretKeyOutputPath,
                 _assembliesUsingDynamicSecretKeys = settings.secretSettings.assembliesUsingDynamicSecretKeys.ToList(),
                 _randomSeed = settings.secretSettings.randomSeed,
                 _encryptionVmGenerationSecretKey = settings.encryptionVMSettings.codeGenerationSecretKey,
diff --git a/com.code-philosophy.obfuz/Editor/Settings/ObfuzSettings.cs b/com.code-philosophy.obfuz/Editor/Settings/ObfuzSettings.cs
index bb0f649..cd8379d 100644
--- a/com.code-philosophy.obfuz/Editor/Settings/ObfuzSettings.cs
+++ b/com.code-philosophy.obfuz/Editor/Settings/ObfuzSettings.cs
@@ -93,7 +93,6 @@ namespace Obfuz.Settings
         {
             if (!s_Instance)
             {
-                Debug.LogError("Cannot save ScriptableSingleton: no instance!");
                 return;
             }
 
diff --git a/com.code-philosophy.obfuz/Editor/Settings/SecretSettings.cs b/com.code-philosophy.obfuz/Editor/Settings/SecretSettings.cs
index 09c2143..4ed4212 100644
--- a/com.code-philosophy.obfuz/Editor/Settings/SecretSettings.cs
+++ b/com.code-philosophy.obfuz/Editor/Settings/SecretSettings.cs
@@ -14,17 +14,16 @@ namespace Obfuz.Settings
         [Tooltip("default dynamic secret key")]
         public string defaultDynamicSecretKey = "Code Philosophy-Dynamic";
 
-        [Tooltip("secret key output path")]
-        public string secretKeyOutputPath = $"Assets/Resources/Obfuz";
+        [Tooltip("default static secret key output path")]
+        public string staticSecretKeyOutputPath = $"Assets/Resources/Obfuz/defaultStaticSecretKey.bytes";
+
+        [Tooltip("default dynamic secret key output path")]
+        public string dynamicSecretKeyOutputPath = $"Assets/Resources/Obfuz/defaultDynamicSecretKey.bytes";
 
         [Tooltip("random seed")]
         public int randomSeed = 0;
 
         [Tooltip("name of assemblies those use dynamic secret key")]
         public string[] assembliesUsingDynamicSecretKeys;
-
-        public string DefaultStaticSecretKeyOutputPath => Path.Combine(secretKeyOutputPath, "defaultStaticSecretKey.bytes");
-
-        public string DefaultDynamicSecretKeyOutputPath => Path.Combine(secretKeyOutputPath, "defaultDynamicSecretKey.bytes");
     }
 }
diff --git a/com.code-philosophy.obfuz/Editor/Unity/ObfuzMenu.cs b/com.code-philosophy.obfuz/Editor/Unity/ObfuzMenu.cs
index d0162c3..ee2b219 100644
--- a/com.code-philosophy.obfuz/Editor/Unity/ObfuzMenu.cs
+++ b/com.code-philosophy.obfuz/Editor/Unity/ObfuzMenu.cs
@@ -28,11 +28,11 @@ namespace Obfuz.Unity
             SecretSettings settings = ObfuzSettings.Instance.secretSettings;
 
             var staticSecretBytes = KeyGenerator.GenerateKey(settings.defaultStaticSecretKey, VirtualMachine.SecretKeyLength);
-            SaveKey(staticSecretBytes, settings.DefaultStaticSecretKeyOutputPath);
-            Debug.Log($"Save static secret key to {settings.DefaultStaticSecretKeyOutputPath}");
+            SaveKey(staticSecretBytes, settings.staticSecretKeyOutputPath);
+            Debug.Log($"Save static secret key to {settings.staticSecretKeyOutputPath}");
             var dynamicSecretBytes = KeyGenerator.GenerateKey(settings.defaultDynamicSecretKey, VirtualMachine.SecretKeyLength);
-            SaveKey(dynamicSecretBytes, settings.DefaultDynamicSecretKeyOutputPath);
-            Debug.Log($"Save dynamic secret key to {settings.DefaultDynamicSecretKeyOutputPath}");
+            SaveKey(dynamicSecretBytes, settings.dynamicSecretKeyOutputPath);
+            Debug.Log($"Save dynamic secret key to {settings.dynamicSecretKeyOutputPath}");
             AssetDatabase.Refresh();
         }