diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2c013026..0cfa1e3e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 All notable changes to this project will be documented in this file.
 
+## 9.1.0
+* Because most of the users still uses material 2, we have to revert back to old buttons of `7.0.0`, take a look at [https://github.com/singerdmx/flutter-quill/pull/1621/](https://github.com/singerdmx/flutter-quill/pull/1621/)
+
 ## 9.0.4
 * Feature: [#1611](https://github.com/singerdmx/flutter-quill/issues/1611)
 * Export missing widgets
diff --git a/flutter_quill_extensions/lib/embeds/formula/toolbar/formula_button.dart b/flutter_quill_extensions/lib/embeds/formula/toolbar/formula_button.dart
index e366497e..84dfdb36 100644
--- a/flutter_quill_extensions/lib/embeds/formula/toolbar/formula_button.dart
+++ b/flutter_quill_extensions/lib/embeds/formula/toolbar/formula_button.dart
@@ -94,6 +94,7 @@ class QuillToolbarFormulaButton extends StatelessWidget {
       icon: Icon(iconData, size: iconSize * iconButtonFactor, color: iconColor),
       tooltip: tooltip,
       onPressed: () => _sharedOnPressed(context),
+      isFilled: false,
     );
   }
 
diff --git a/flutter_quill_extensions/lib/embeds/image/toolbar/image_button.dart b/flutter_quill_extensions/lib/embeds/image/toolbar/image_button.dart
index 45007eb8..e957d474 100644
--- a/flutter_quill_extensions/lib/embeds/image/toolbar/image_button.dart
+++ b/flutter_quill_extensions/lib/embeds/image/toolbar/image_button.dart
@@ -103,6 +103,7 @@ class QuillToolbarImageButton extends StatelessWidget {
     final iconColor = iconTheme?.iconUnselectedColor ?? theme.iconTheme.color;
 
     return QuillToolbarIconButton(
+      isFilled: false,
       icon: Icon(
         iconData,
         size: iconButtonFactor * iconSize,
diff --git a/flutter_quill_extensions/lib/embeds/others/camera_button/camera_button.dart b/flutter_quill_extensions/lib/embeds/others/camera_button/camera_button.dart
index d93d8bfd..90ad6f20 100644
--- a/flutter_quill_extensions/lib/embeds/others/camera_button/camera_button.dart
+++ b/flutter_quill_extensions/lib/embeds/others/camera_button/camera_button.dart
@@ -106,6 +106,7 @@ class QuillToolbarCameraButton extends StatelessWidget {
     final iconColor = iconTheme?.iconUnselectedColor ?? theme.iconTheme.color;
 
     return QuillToolbarIconButton(
+      isFilled: false,
       icon: Icon(iconData, size: iconButtonFactor * iconSize, color: iconColor),
       tooltip: tooltip,
       onPressed: () => _sharedOnPressed(context),
diff --git a/flutter_quill_extensions/lib/embeds/video/toolbar/video_button.dart b/flutter_quill_extensions/lib/embeds/video/toolbar/video_button.dart
index 84141a0c..44aa83a0 100644
--- a/flutter_quill_extensions/lib/embeds/video/toolbar/video_button.dart
+++ b/flutter_quill_extensions/lib/embeds/video/toolbar/video_button.dart
@@ -109,6 +109,7 @@ class QuillToolbarVideoButton extends StatelessWidget {
       icon: Icon(iconData, size: iconSize * iconButtonFactor, color: iconColor),
       tooltip: tooltip,
       onPressed: () => _sharedOnPressed(context),
+      isFilled: false,
     );
   }
 
diff --git a/lib/flutter_quill.dart b/lib/flutter_quill.dart
index acfb7f7e..5186a444 100644
--- a/lib/flutter_quill.dart
+++ b/lib/flutter_quill.dart
@@ -33,7 +33,6 @@ export 'src/widgets/raw_editor/raw_editor.dart';
 export 'src/widgets/raw_editor/raw_editor_state.dart';
 export 'src/widgets/style_widgets/style_widgets.dart';
 export 'src/widgets/toolbar/base_toolbar.dart';
-export 'src/widgets/toolbar/buttons/alignment/select_alignment_button.dart';
 export 'src/widgets/toolbar/buttons/hearder_style/select_header_style_dropdown_button.dart';
 export 'src/widgets/toolbar/simple_toolbar.dart';
 export 'src/widgets/utils/provider.dart';