diff --git a/Editor/ObfusPasses/SymbolObfus/Policies/SystemRenamePolicy.cs b/Editor/ObfusPasses/SymbolObfus/Policies/SystemRenamePolicy.cs
index d00cec5..c3ab962 100644
--- a/Editor/ObfusPasses/SymbolObfus/Policies/SystemRenamePolicy.cs
+++ b/Editor/ObfusPasses/SymbolObfus/Policies/SystemRenamePolicy.cs
@@ -1,4 +1,5 @@
 using dnlib.DotNet;
+using Obfuz.Utils;
 
 namespace Obfuz.ObfusPasses.SymbolObfus.Policies
 {
@@ -11,21 +12,56 @@ namespace Obfuz.ObfusPasses.SymbolObfus.Policies
             {
                 return false;
             }
+            if (MetaUtil.HasObfuzIgnoreAttribute(typeDef))
+            {
+                return false;
+            }
             return true;
         }
 
         public override bool NeedRename(MethodDef methodDef)
         {
-            return methodDef.Name != ".ctor" && methodDef.Name != ".cctor";
+            if (methodDef.Name == ".ctor" || methodDef.Name == ".cctor")
+            {
+                return false;
+            }
+
+            if (MetaUtil.HasObfuzIgnoreAttribute(methodDef) || MetaUtil.HasObfuzIgnoreAttribute(methodDef.DeclaringType))
+            {
+                return false;
+            }
+            return true;
         }
 
         public override bool NeedRename(FieldDef fieldDef)
         {
+            if (MetaUtil.HasObfuzIgnoreAttribute(fieldDef) || MetaUtil.HasObfuzIgnoreAttribute(fieldDef.DeclaringType))
+            {
+                return false;
+            }
             if (fieldDef.DeclaringType.IsEnum && fieldDef.Name == "value__")
             {
                 return false;
             }
             return true;
         }
+
+        public override bool NeedRename(PropertyDef propertyDef)
+        {
+            if (MetaUtil.HasObfuzIgnoreAttribute(propertyDef) || MetaUtil.HasObfuzIgnoreAttribute(propertyDef.DeclaringType))
+            {
+                return false;
+            }
+            return true;
+        }
+
+        public override bool NeedRename(EventDef eventDef)
+        {
+            if (MetaUtil.HasObfuzIgnoreAttribute(eventDef) || MetaUtil.HasObfuzIgnoreAttribute(eventDef.DeclaringType))
+            {
+                return false;
+            }
+            return true;
+        }
     }
 }