diff --git a/Runtime/DifferentialHybridAssemblyOptions.cs b/Runtime/DifferentialHybridAssemblyOptions.cs
deleted file mode 100644
index ab76468..0000000
--- a/Runtime/DifferentialHybridAssemblyOptions.cs
+++ /dev/null
@@ -1,33 +0,0 @@
-using System.Collections.Generic;
-using System.IO;
-using UnityEngine;
-
-namespace HybridCLR.Runtime
-{
-    public class DifferentialHybridAssemblyOptions
-    {
-        public const uint Signature = 0xABCDABCD;
-
-        public List<uint> notChangeMethodTokens;
-
-
-        public byte[] Marshal()
-        {
-            var stream = new MemoryStream();
-            var writer = new BinaryWriter(stream);
-            writer.Write(Signature);
-            writer.Write((uint)notChangeMethodTokens.Count);
-            foreach (uint token in notChangeMethodTokens)
-            {
-                writer.Write(token);
-            }
-            writer.Flush();
-            stream.Flush();
-            byte[] result = new byte[stream.Length];
-            stream.Position = 0;
-            stream.Read(result, 0, result.Length);
-            Debug.Log($"HotPatchAssemblyConfig. options bytes:{result.Length}");
-            return result;
-        }
-    }
-}
diff --git a/Runtime/DifferentialHybridAssemblyOptions.cs.meta b/Runtime/DifferentialHybridAssemblyOptions.cs.meta
deleted file mode 100644
index d68dd5f..0000000
--- a/Runtime/DifferentialHybridAssemblyOptions.cs.meta
+++ /dev/null
@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 3394055921ccce643b09466544ea3634
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Runtime/RuntimeApi.cs b/Runtime/RuntimeApi.cs
index c87af14..bffc117 100644
--- a/Runtime/RuntimeApi.cs
+++ b/Runtime/RuntimeApi.cs
@@ -46,56 +46,6 @@ namespace HybridCLR
         public static extern unsafe int LoadMetadataForAOTAssembly(byte* dllBytes, int dllSize, int mode);
 
 
-        //[DllImport(dllName, EntryPoint = "RuntimeApi_UseDifferentialHybridAOTAssembly")]
-        //public static unsafe LoadImageErrorCode UseDifferentialHybridAOTAssembly(string assemblyName)
-        //{
-        //    byte[] nameBytes = System.Text.Encoding.UTF8.GetBytes(assemblyName);
-        //    fixed(byte* namePtr = nameBytes)
-        //    {
-
-        //    }
-        //}
-
-        /// <summary>
-        /// 指示混合执行assembly使用原始的AOT代码。当assembly没有发生变化时必须调用此接口。
-        /// </summary>
-        /// <param name="assemblyName"></param>
-        /// <returns></returns>
-#if UNITY_EDITOR
-        public static LoadImageErrorCode UseDifferentialHybridAOTAssembly(string assemblyName)
-        {
-            return LoadImageErrorCode.OK;
-        }
-#else
-        [DllImport(dllName, EntryPoint = "RuntimeApi_UseDifferentialHybridAOTAssembly")]
-        public static extern LoadImageErrorCode UseDifferentialHybridAOTAssembly(string assemblyName);
-#endif
-
-
-        /// <summary>
-        /// 加载差分混合执行 assembly
-        /// </summary>
-        /// <param name="dllBytes"></param>
-        /// <param name="optionBytes"></param>
-        /// <returns></returns>
-        public static unsafe LoadImageErrorCode LoadDifferentialHybridAssembly(byte[] dllBytes, byte[] optionBytes)
-        {
-#if UNITY_EDITOR
-            return LoadImageErrorCode.OK;
-#else
-            fixed(byte* dllBytesPtr = dllBytes)
-            {
-                fixed(byte* optionBytesPtr = optionBytes)
-                {
-                    return (LoadImageErrorCode)LoadDifferentialHybridAssembly(dllBytesPtr, dllBytes.Length, optionBytesPtr, optionBytes.Length);
-                }
-            }
-#endif
-        }
-
-        [DllImport(dllName, EntryPoint = "RuntimeApi_LoadDifferentialHybridAssembly")]
-        public static extern unsafe int LoadDifferentialHybridAssembly(byte* dllBytes, int dllSize, byte* optionBytesPtr, int optionBytesLength);
-
         /// <summary>
         /// 获取解释器线程栈的最大StackObject个数(size*8 为最终占用的内存大小)
         /// </summary>
diff --git a/Runtime/UnchangedAttribute.cs b/Runtime/UnchangedAttribute.cs
deleted file mode 100644
index 9337168..0000000
--- a/Runtime/UnchangedAttribute.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-using System;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace HybridCLR.Runtime
-{
-    [AttributeUsage(AttributeTargets.Method | AttributeTargets.Struct)]
-    public class UnchangedAttribute : Attribute
-    {
-        public bool Unchanged { get; }
-
-        public UnchangedAttribute(bool unchanged = true)
-        {
-            Unchanged = unchanged;
-        }
-    }
-}
diff --git a/Runtime/UnchangedAttribute.cs.meta b/Runtime/UnchangedAttribute.cs.meta
deleted file mode 100644
index 59c7de1..0000000
--- a/Runtime/UnchangedAttribute.cs.meta
+++ /dev/null
@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 704603a2a0551f247a30e331ca476870
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/package.json b/package.json
index 8ae6690..bab2e6e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "com.focus-creative-games.hybridclr_unity",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "displayName": "HybridCLR",
   "description": "Unity package for HybridCLR. It includes editor and runtime scripts and assets for HybridCLR",
   "category": "Runtime",