diff --git a/db/ConfigBuilder.cpp b/db/ConfigBuilder.cpp
index a3ca8d7..71a8d11 100644
--- a/db/ConfigBuilder.cpp
+++ b/db/ConfigBuilder.cpp
@@ -528,8 +528,7 @@ namespace NekoRay {
         status->result = result;
 
         // Log
-        result->coreConfig["log"] = QJsonObject{
-                {"level", dataStore->log_level.replace("warning", "warn").replace("none", "panic")}};
+        result->coreConfig["log"] = QJsonObject{{"level", dataStore->log_level}};
 
         // Inbounds
 
diff --git a/ui/dialog_basic_settings.cpp b/ui/dialog_basic_settings.cpp
index f592cae..3a88a74 100644
--- a/ui/dialog_basic_settings.cpp
+++ b/ui/dialog_basic_settings.cpp
@@ -55,6 +55,16 @@ DialogBasicSettings::DialogBasicSettings(QWidget *parent)
 
     // Common
 
+    if (IS_NEKO_BOX) {
+        ui->groupBox_mux->hide();
+        ui->groupBox_http->hide();
+        ui->inbound_socks_port_l->setText(ui->inbound_socks_port_l->text().replace("Socks", "Mixed"));
+        ui->hlayout_l2->addWidget(ui->groupBox_log);
+        ui->log_level->addItems(QString("trace debug info warn error fatal panic").split(" "));
+    } else {
+        ui->log_level->addItems({"debug", "info", "warning", "none"});
+    }
+
     ui->socks_ip->setText(NekoRay::dataStore->inbound_address);
     ui->log_level->setCurrentText(NekoRay::dataStore->log_level);
     CACHE.custom_inbound = NekoRay::dataStore->custom_inbound;
@@ -68,13 +78,6 @@ DialogBasicSettings::DialogBasicSettings(QWidget *parent)
         C_EDIT_JSON_ALLOW_EMPTY(custom_inbound)
     });
 
-    if (IS_NEKO_BOX) {
-        ui->groupBox_mux->hide();
-        ui->groupBox_http->hide();
-        ui->inbound_socks_port_l->setText(ui->inbound_socks_port_l->text().replace("Socks", "Mixed"));
-        ui->hlayout_l2->addWidget(ui->groupBox_log);
-    }
-
     // Style
     if (IS_NEKO_BOX) {
         ui->connection_statistics_box->setDisabled(true);
diff --git a/ui/dialog_basic_settings.ui b/ui/dialog_basic_settings.ui
index a7a2031..7671295 100644
--- a/ui/dialog_basic_settings.ui
+++ b/ui/dialog_basic_settings.ui
@@ -162,28 +162,7 @@
              </widget>
             </item>
             <item>
-             <widget class="QComboBox" name="log_level">
-              <item>
-               <property name="text">
-                <string notr="true">debug</string>
-               </property>
-              </item>
-              <item>
-               <property name="text">
-                <string notr="true">info</string>
-               </property>
-              </item>
-              <item>
-               <property name="text">
-                <string notr="true">warning</string>
-               </property>
-              </item>
-              <item>
-               <property name="text">
-                <string notr="true">none</string>
-               </property>
-              </item>
-             </widget>
+             <widget class="QComboBox" name="log_level"/>
             </item>
            </layout>
           </widget>
diff --git a/updater/updater.go b/updater/updater.go
index e549602..eefbe62 100644
--- a/updater/updater.go
+++ b/updater/updater.go
@@ -50,7 +50,6 @@ func Updater() {
 	}
 
 	// remove old file
-	removeAll("./*.exe")
 	removeAll("./*.dll")
 	removeAll("./*.dmp")