diff --git a/demo-module/src/main/java/com/highcapable/yukihookapi/demo_module/hook/HookEntry.kt b/demo-module/src/main/java/com/highcapable/yukihookapi/demo_module/hook/HookEntry.kt
index a40ad3a1..b7686b01 100644
--- a/demo-module/src/main/java/com/highcapable/yukihookapi/demo_module/hook/HookEntry.kt
+++ b/demo-module/src/main/java/com/highcapable/yukihookapi/demo_module/hook/HookEntry.kt
@@ -31,6 +31,7 @@ package com.highcapable.yukihookapi.demo_module.hook
 
 import android.app.Activity
 import android.content.Intent
+import android.os.Build
 import android.widget.Button
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.highcapable.yukihookapi.YukiHookAPI
@@ -210,7 +211,9 @@ class HookEntry : IYukiHookXposedInit {
             loadApp(name = "com.highcapable.yukihookapi.demo_app") {
                 // Register Activity Proxy
                 // 注册模块 Activity 代理
-                onAppLifecycle { onCreate { registerModuleAppActivities() } }
+                onAppLifecycle {
+                    onCreate { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) registerModuleAppActivities() }
+                }
                 // Find Class to hook
                 // 得到需要 Hook 的 Class
                 findClass(name = "$packageName.ui.MainActivity").hook {
@@ -307,13 +310,16 @@ class HookEntry : IYukiHookXposedInit {
                                 MaterialAlertDialogBuilder(context)
                                     .setTitle("Hooked")
                                     .setMessage("I am hook your toast showing!")
-                                    .setPositiveButton("START PARASITIC") { _, _ ->
-                                        MaterialAlertDialogBuilder(context)
-                                            .setTitle("Start Parasitic")
-                                            .setMessage("This function will start MainActivity that exists in the module app.")
-                                            .setPositiveButton("YES") { _, _ ->
-                                                context.startActivity(Intent(context, MainActivity::class.java))
-                                            }.setNegativeButton("NO", null).show().compatStyle()
+                                    .apply {
+                                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N)
+                                            setPositiveButton("START PARASITIC") { _, _ ->
+                                                MaterialAlertDialogBuilder(context)
+                                                    .setTitle("Start Parasitic")
+                                                    .setMessage("This function will start MainActivity that exists in the module app.")
+                                                    .setPositiveButton("YES") { _, _ ->
+                                                        context.startActivity(Intent(context, MainActivity::class.java))
+                                                    }.setNegativeButton("NO", null).show().compatStyle()
+                                            }
                                     }.setNegativeButton("SEND MSG TO MODULE") { _, _ ->
                                         dataChannel.put(DataConst.TEST_CN_DATA, value = "I am host, can you hear me?")
                                     }.setNeutralButton("REMOVE HOOK") { _, _ ->