diff --git a/android/app/build.gradle b/android/app/build.gradle
index 4f2899b0..e1505920 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -69,7 +69,9 @@ android {
         release {
             // TODO: Add your own signing config for the release build.
             // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig signingConfigs.debug
+            signingConfig signingConfigs.release
+            minifyEnabled true
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
 }
diff --git a/android/app/proguard-rules.pro b/android/app/proguard-rules.pro
new file mode 100644
index 00000000..215da35f
--- /dev/null
+++ b/android/app/proguard-rules.pro
@@ -0,0 +1,7 @@
+-keep class io.flutter.app.** { *; }
+-keep class io.flutter.plugin.**  { *; }
+-keep class io.flutter.util.**  { *; }
+-keep class io.flutter.view.**  { *; }
+-keep class io.flutter.**  { *; }
+-keep class io.flutter.plugins.**  { *; }
+-keep class com.jcraft.**  { *; }
diff --git a/lib/data/res/build_data.dart b/lib/data/res/build_data.dart
index 2374618c..0decc8a1 100644
--- a/lib/data/res/build_data.dart
+++ b/lib/data/res/build_data.dart
@@ -2,9 +2,8 @@
 
 class BuildData {
   static const String name = "ToolBox";
-  static const int build = 20;
-  static const String engine =
-      "Flutter 2.5.3 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision 18116933e7 (10 days ago) • 2021-10-15 10:46:35 -0700\nEngine • revision d3ea636dc5\nTools • Dart 2.14.4\n";
-  static const String buildAt = "2021-10-26 00:28:50.061797";
-  static const int modifications = 21;
+  static const int build = 23;
+  static const String engine = "Flutter 2.5.3 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision 18116933e7 (11 days ago) • 2021-10-15 10:46:35 -0700\nEngine • revision d3ea636dc5\nTools • Dart 2.14.4\n";
+  static const String buildAt = "2021-10-26 14:18:53.461371";
+  static const int modifications = 4;
 }
diff --git a/lib/view/page/server/edit.dart b/lib/view/page/server/edit.dart
index c42008e6..654810eb 100644
--- a/lib/view/page/server/edit.dart
+++ b/lib/view/page/server/edit.dart
@@ -177,12 +177,6 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     );
   }
 
-  InputDecoration _buildDecoration(String label,
-      {TextStyle? textStyle, IconData? icon}) {
-    return InputDecoration(
-        labelText: label, labelStyle: textStyle, icon: Icon(icon));
-  }
-
   @override
   void afterFirstLayout(BuildContext context) {
     if (widget.spi != null) {