diff --git a/README.md b/README.md
index cc9b509..9f30eac 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 # Calculator
 
-**v0.2.1**
+**v0.2.2**
 
 ### A Simple but elegant Calculator app made with Flutter using Google's Material Design with Currency (Exchange Rate) and Unit Converter.
 
@@ -87,15 +87,15 @@ This project is licensed under the GPL-3.0 License - see the [LICENSE](LICENSE)
 
 <!------------------------------------{ apk }----------------------------------->
 
-[universal-release]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.1/Calculator-v0.2.1-universal-release.apk
-[arm64]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.1/Calculator-v0.2.1-arm64-v8a-release.apk
-[armabi]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.1/Calculator-v0.2.1-armeabi-v7a-release.apk
-[x86]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.1/Calculator-v0.2.1-x86_64-release.apk
+[universal-release]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.2/Calculator-v0.2.2-universal-release.apk
+[arm64]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.2/Calculator-v0.2.2-arm64-v8a-release.apk
+[armabi]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.2/Calculator-v0.2.2-armeabi-v7a-release.apk
+[x86]: https://github.com/rajput-hemant/calculator/releases/download/v0.2.2/Calculator-v0.2.2-x86_64-release.apk
 
 <!--------------------------------{ source code }------------------------------->
 
-[sc-zip]: https://github.com/rajput-hemant/calculator/archive/refs/tags/v0.2.1.zip
-[sc-tar.gz]: https://github.com/rajput-hemant/calculator/archive/refs/tags/v0.2.1.tar.gz
+[sc-zip]: https://github.com/rajput-hemant/calculator/archive/refs/tags/v0.2.2.zip
+[sc-tar.gz]: https://github.com/rajput-hemant/calculator/archive/refs/tags/v0.2.2.tar.gz
 
 <!----------------------------------{ Labels }--------------------------------->
 
diff --git a/lib/screens/about_screen.dart b/lib/screens/about_screen.dart
index e971ab5..ae09542 100644
--- a/lib/screens/about_screen.dart
+++ b/lib/screens/about_screen.dart
@@ -36,7 +36,7 @@ class AboutScreen extends ConsumerWidget {
                 ),
               ),
               subtitle: Center(
-                child: Text('v0.2.1'),
+                child: Text('v0.2.2'),
               ),
             ),
             const Padding(
diff --git a/lib/screens/select_unit_screen.dart b/lib/screens/select_unit_screen.dart
index 367a5a4..457fe70 100644
--- a/lib/screens/select_unit_screen.dart
+++ b/lib/screens/select_unit_screen.dart
@@ -19,15 +19,14 @@ class SelectUnitScreen extends StatefulWidget {
 }
 
 class _SelectUnitScreenState extends State<SelectUnitScreen> {
-  late List<Unit> _filteredList;
-  late TextEditingController _searchController;
+  final TextEditingController _searchController = TextEditingController();
+  late List<Unit> _filteredList = widget.list;
   bool _isSearching = false;
 
   @override
   void initState() {
     super.initState();
     _filteredList = widget.list;
-    _searchController = TextEditingController();
   }
 
   @override
diff --git a/pubspec.yaml b/pubspec.yaml
index 07d2818..7687886 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: calculator
 description: A Simple but elegant Calculator app made with Flutter with Currency (Exchange Rate) & Unit Converter.
 publish_to: "none" # to prevent accidental publication of package to pub.dev
 
-version: 0.2.1
+version: 0.2.2
 
 environment:
   sdk: ">=3.0.2 <4.0.0"