diff --git a/app/src/main/kotlin/moe/reimu/weiboxposed/GeneralPreferenceFragment.kt b/app/src/main/kotlin/moe/reimu/weiboxposed/GeneralPreferenceFragment.kt
index d01cae3..b1daa17 100644
--- a/app/src/main/kotlin/moe/reimu/weiboxposed/GeneralPreferenceFragment.kt
+++ b/app/src/main/kotlin/moe/reimu/weiboxposed/GeneralPreferenceFragment.kt
@@ -40,9 +40,8 @@ class GeneralPreferenceFragment : PreferenceFragmentCompat(), SharedPreferences.
         pref_alipay.setOnPreferenceClickListener {
             val qrcode = URLEncoder.encode("https://qr.alipay.com/a6x04349f12rwyb6webwlb7", "utf-8")
             val alipayqr = "alipayqr://platformapi/startapp?saId=10000007&clientVersion=3.7.0.0718&qrcode=$qrcode"
-            val intent = Intent()
-            intent.action = Intent.ACTION_VIEW
-            intent.data = Uri.parse("$alipayqr&%3F_s%3Dweb-other&_t=${System.currentTimeMillis()}")
+            val uri = Uri.parse("$alipayqr&%3F_s%3Dweb-other&_t=${System.currentTimeMillis()}")
+            val intent = Intent(Intent.ACTION_VIEW, uri)
             try {
                 context.startActivity(intent)
             } catch (e: Exception) {
diff --git a/app/src/main/kotlin/moe/reimu/weiboxposed/Module.kt b/app/src/main/kotlin/moe/reimu/weiboxposed/Module.kt
index ea85858..fe12faf 100644
--- a/app/src/main/kotlin/moe/reimu/weiboxposed/Module.kt
+++ b/app/src/main/kotlin/moe/reimu/weiboxposed/Module.kt
@@ -39,6 +39,7 @@ class Module : IXposedHookInitPackageResources, IXposedHookLoadPackage, IXposedH
 
     lateinit private var prefs: XSharedPreferences
     private var remove_hot = false
+    private var debug_mode = false
     private val enabled_feature = arrayListOf("Night_Mode")
     private val disabled_feature = arrayListOf<String>()
     private var content_keyword = listOf<String>()
@@ -150,7 +151,7 @@ class Module : IXposedHookInitPackageResources, IXposedHookLoadPackage, IXposedH
     }
 
     private fun logd(text: String) {
-        if (BuildConfig.DEBUG) XposedBridge.log("[WeiboXposed] " + text)
+        if (debug_mode) XposedBridge.log("[WeiboXposed] " + text)
     }
 
     private val removeAD = object : XC_MethodHook() {
@@ -297,7 +298,8 @@ class Module : IXposedHookInitPackageResources, IXposedHookLoadPackage, IXposedH
     private fun reloadPrefs() {
         prefs.reload()
         log("loaded")
-        if (BuildConfig.DEBUG) {
+        debug_mode = prefs.getBoolean("debug_mode", false)
+        if (debug_mode) {
             dumpPrefs()
         }
 
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e4eb5f1..031b30f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -13,6 +13,7 @@
     <string name="pref_title_user_keyword">用户名关键字</string>
     <string name="pref_donate_title">捐赠</string>
     <string name="pref_title_alipay">支付宝</string>
+    <string name="pref_title_debug_mode">调试模式</string>
 
     <string name="restart_weibo">配置已保存，强行停止微博或重启设备后生效</string>
     <string name="module_not_enabled">无法正常调用Xposed框架的功能，请确认Xposed已经加载且此模块已启用。如果问题仍然存在，请尝试禁用并重新启用此模块。</string>
diff --git a/app/src/main/res/xml/pref_general.xml b/app/src/main/res/xml/pref_general.xml
index 56d4c9f..3db2c7d 100644
--- a/app/src/main/res/xml/pref_general.xml
+++ b/app/src/main/res/xml/pref_general.xml
@@ -19,6 +19,11 @@
             android:defaultValue="false"
             android:key="disable_new_message_flow"
             android:title="@string/pref_title_disable_new_message_flow"/>
+
+        <android.support.v7.preference.SwitchPreferenceCompat
+            android:defaultValue="false"
+            android:key="debug_mode"
+            android:title="@string/pref_title_debug_mode"/>
     </android.support.v7.preference.PreferenceCategory>
 
     <android.support.v7.preference.PreferenceCategory