diff --git a/lib/src/chips_input.dart b/lib/src/chips_input.dart
index 28426e99..4ee15ded 100644
--- a/lib/src/chips_input.dart
+++ b/lib/src/chips_input.dart
@@ -283,7 +283,7 @@ class ChipsInputState<T> extends State<ChipsInput<T>> implements TextInputClient
     Future.delayed(const Duration(milliseconds: 300), () {
       WidgetsBinding.instance.addPostFrameCallback((_) async {
         final renderBox = context.findRenderObject() as RenderBox;
-        await Scrollable.of(context)?.position.ensureVisible(renderBox).then((_) {
+        await Scrollable.of(context).position.ensureVisible(renderBox).then((_) {
           WidgetsBinding.instance.addPostFrameCallback((_) {
             _suggestionsBoxController.overlayEntry?.markNeedsBuild();
           });
@@ -374,6 +374,17 @@ class ChipsInputState<T> extends State<ChipsInput<T>> implements TextInputClient
     //TODO
   }
 
+  @override
+  void performSelector(String selectorName) {
+    //TODO
+  }
+
+  @override
+  void didChangeInputControl(
+      TextInputControl? oldControl, TextInputControl? newControl) {
+    //TODO
+  }
+
   @override
   void didUpdateWidget(covariant ChipsInput<T> oldWidget) {
     super.didUpdateWidget(oldWidget);
@@ -419,7 +430,7 @@ class ChipsInputState<T> extends State<ChipsInput<T>> implements TextInputClient
                 _value.normalCharactersText,
                 maxLines: 1,
                 overflow: widget.textOverflow,
-                style: widget.textStyle ?? theme.textTheme.subtitle1?.copyWith(height: 1.5),
+                style: widget.textStyle ?? theme.textTheme.titleMedium?.copyWith(height: 1.5),
               ),
             ),
             Flexible(
diff --git a/lib/src/suggestions_box_controller.dart b/lib/src/suggestions_box_controller.dart
index df9586e0..157d55eb 100644
--- a/lib/src/suggestions_box_controller.dart
+++ b/lib/src/suggestions_box_controller.dart
@@ -14,7 +14,7 @@ class SuggestionsBoxController {
   void open() {
     if (_isOpened) return;
     assert(overlayEntry != null);
-    Overlay.of(context)?.insert(overlayEntry!);
+    Overlay.of(context).insert(overlayEntry!);
     _isOpened = true;
   }
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 66ae9947..5ccc414c 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_chips_input
 description: Flutter library for building input fields with InputChips as input options.
-version: 1.10.0
+version: 1.11.0
 homepage: https://github.com/danvick/flutter_chips_input
 
 environment: