diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6425d95..f0144b7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.0.4
+
+Fix "No MediaQuery widget ancestor found" error in the example.
+
 ## 1.0.3
 
 Replace a package import to a relative import.
diff --git a/example/ios/Flutter/AppFrameworkInfo.plist b/example/ios/Flutter/AppFrameworkInfo.plist
index 9367d48..8d4492f 100644
--- a/example/ios/Flutter/AppFrameworkInfo.plist
+++ b/example/ios/Flutter/AppFrameworkInfo.plist
@@ -21,6 +21,6 @@
   <key>CFBundleVersion</key>
   <string>1.0</string>
   <key>MinimumOSVersion</key>
-  <string>8.0</string>
+  <string>9.0</string>
 </dict>
 </plist>
diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index 19cbf3d..da994e2 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -2,27 +2,27 @@ PODS:
   - Flutter (1.0.0)
   - keyboard_utils (0.0.1):
     - Flutter
-  - shared_preferences (0.0.1):
+  - shared_preferences_ios (0.0.1):
     - Flutter
 
 DEPENDENCIES:
   - Flutter (from `Flutter`)
   - keyboard_utils (from `.symlinks/plugins/keyboard_utils/ios`)
-  - shared_preferences (from `.symlinks/plugins/shared_preferences/ios`)
+  - shared_preferences_ios (from `.symlinks/plugins/shared_preferences_ios/ios`)
 
 EXTERNAL SOURCES:
   Flutter:
     :path: Flutter
   keyboard_utils:
     :path: ".symlinks/plugins/keyboard_utils/ios"
-  shared_preferences:
-    :path: ".symlinks/plugins/shared_preferences/ios"
+  shared_preferences_ios:
+    :path: ".symlinks/plugins/shared_preferences_ios/ios"
 
 SPEC CHECKSUMS:
-  Flutter: 434fef37c0980e73bb6479ef766c45957d4b510c
+  Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
   keyboard_utils: ab24bc711be9e91a5937c20489056b8dd650fecc
-  shared_preferences: af6bfa751691cdc24be3045c43ec037377ada40d
+  shared_preferences_ios: 548a61f8053b9b8a49ac19c1ffbc8b92c50d68ad
 
 PODFILE CHECKSUM: aafe91acc616949ddb318b77800a7f51bffa2a4c
 
-COCOAPODS: 1.10.1
+COCOAPODS: 1.11.2
diff --git a/example/ios/Runner.xcodeproj/project.pbxproj b/example/ios/Runner.xcodeproj/project.pbxproj
index 174dc6a..ce9be14 100644
--- a/example/ios/Runner.xcodeproj/project.pbxproj
+++ b/example/ios/Runner.xcodeproj/project.pbxproj
@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 46;
+	objectVersion = 50;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -156,7 +156,7 @@
 		97C146E61CF9000F007C117D /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 1020;
+				LastUpgradeCheck = 1300;
 				ORGANIZATIONNAME = "";
 				TargetAttributes = {
 					97C146ED1CF9000F007C117D = {
diff --git a/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme b/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme
index a28140c..3db53b6 100644
--- a/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme
+++ b/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1020"
+   LastUpgradeVersion = "1300"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/example/lib/main.dart b/example/lib/main.dart
index 51a1e6e..8b77938 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -11,10 +11,11 @@ class MyApp extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return const PersistentKeyboardHeightProvider(
-      child: MaterialApp(
-        title: 'Flutter Persistent Keyboard Height Example',
-        home: FlutterPersistentKeyboardHeightExample(),
+    return MaterialApp(
+      title: 'Flutter Persistent Keyboard Height Example',
+      home: const FlutterPersistentKeyboardHeightExample(),
+      builder: (context, child) => PersistentKeyboardHeightProvider(
+        child: child!,
       ),
     );
   }
diff --git a/example/pubspec.lock b/example/pubspec.lock
index e7af128..c24809f 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -106,7 +106,7 @@ packages:
       name: keyboard_utils
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0"
+    version: "1.3.4"
   lints:
     dependency: transitive
     description:
@@ -121,6 +121,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.12.11"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
@@ -141,63 +148,77 @@ packages:
       name: path_provider_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.5"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.3"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.3"
+    version: "2.0.5"
   platform:
     dependency: transitive
     description:
       name: platform
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.2"
+    version: "3.1.0"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.1.2"
   process:
     dependency: transitive
     description:
       name: process
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.2.3"
+    version: "4.2.4"
   shared_preferences:
     dependency: transitive
     description:
       name: shared_preferences
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.7"
+    version: "2.0.13"
+  shared_preferences_android:
+    dependency: transitive
+    description:
+      name: shared_preferences_android
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.11"
+  shared_preferences_ios:
+    dependency: transitive
+    description:
+      name: shared_preferences_ios
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
   shared_preferences_linux:
     dependency: transitive
     description:
       name: shared_preferences_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.0"
   shared_preferences_macos:
     dependency: transitive
     description:
       name: shared_preferences_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   shared_preferences_platform_interface:
     dependency: transitive
     description:
@@ -211,14 +232,14 @@ packages:
       name: shared_preferences_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   shared_preferences_windows:
     dependency: transitive
     description:
       name: shared_preferences_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -265,7 +286,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.3"
+    version: "0.4.8"
   typed_data:
     dependency: transitive
     description:
@@ -286,14 +307,14 @@ packages:
       name: win32
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.8"
+    version: "2.4.1"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.0"
+    version: "0.2.0+1"
 sdks:
-  dart: ">=2.14.0 <3.0.0"
-  flutter: ">=2.0.0"
+  dart: ">=2.15.0 <3.0.0"
+  flutter: ">=2.8.0"
diff --git a/pubspec.lock b/pubspec.lock
index d813cc6..0a397a3 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -99,7 +99,7 @@ packages:
       name: keyboard_utils
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0"
+    version: "1.3.4"
   lints:
     dependency: transitive
     description:
@@ -114,6 +114,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.12.11"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
@@ -134,63 +141,77 @@ packages:
       name: path_provider_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.5"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.3"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.3"
+    version: "2.0.5"
   platform:
     dependency: transitive
     description:
       name: platform
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.2"
+    version: "3.1.0"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.1.2"
   process:
     dependency: transitive
     description:
       name: process
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.2.3"
+    version: "4.2.4"
   shared_preferences:
     dependency: "direct main"
     description:
       name: shared_preferences
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.7"
+    version: "2.0.13"
+  shared_preferences_android:
+    dependency: transitive
+    description:
+      name: shared_preferences_android
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.11"
+  shared_preferences_ios:
+    dependency: transitive
+    description:
+      name: shared_preferences_ios
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
   shared_preferences_linux:
     dependency: transitive
     description:
       name: shared_preferences_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.0"
   shared_preferences_macos:
     dependency: transitive
     description:
       name: shared_preferences_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   shared_preferences_platform_interface:
     dependency: transitive
     description:
@@ -204,14 +225,14 @@ packages:
       name: shared_preferences_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   shared_preferences_windows:
     dependency: transitive
     description:
       name: shared_preferences_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -258,7 +279,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.3"
+    version: "0.4.8"
   typed_data:
     dependency: transitive
     description:
@@ -279,14 +300,14 @@ packages:
       name: win32
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.8"
+    version: "2.4.1"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.0"
+    version: "0.2.0+1"
 sdks:
-  dart: ">=2.14.0 <3.0.0"
-  flutter: ">=2.0.0"
+  dart: ">=2.15.0 <3.0.0"
+  flutter: ">=2.8.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index d165ded..61bd467 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_persistent_keyboard_height
 description: Flutter package to get keyboard height. Can be used to display a sticker/emoji modal with correct height.
-version: 1.0.3
+version: 1.0.4
 homepage: https://github.com/f-person/flutter_persistent_keyboard_height
 repository: https://github.com/f-person/flutter_persistent_keyboard_height
 
@@ -11,8 +11,8 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  keyboard_utils: ^1.3.0
-  shared_preferences: ^2.0.7
+  keyboard_utils: ^1.3.4
+  shared_preferences: ^2.0.13
 
 dev_dependencies:
   flutter_lints: ^1.0.4