diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3387ecca..0e4acda9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## [1.6.4]
+* Bug fix for clear format button.
+
 ## [1.6.3]
 * Fixed dragging right handle scrolling issue.
 
diff --git a/lib/src/models/documents/document.dart b/lib/src/models/documents/document.dart
index 37150870..527d220b 100644
--- a/lib/src/models/documents/document.dart
+++ b/lib/src/models/documents/document.dart
@@ -126,7 +126,7 @@ class Document {
     return (res.node as Line).collectStyle(res.offset, len);
   }
 
-  /// Returns all style for any character within the specified text range.
+  /// Returns all styles for any character within the specified text range.
   List<Style> collectAllStyles(int index, int len) {
     final res = queryChild(index);
     return (res.node as Line).collectAllStyles(res.offset, len);
diff --git a/lib/src/models/documents/nodes/line.dart b/lib/src/models/documents/nodes/line.dart
index a10aecb6..2a118785 100644
--- a/lib/src/models/documents/nodes/line.dart
+++ b/lib/src/models/documents/nodes/line.dart
@@ -369,7 +369,7 @@ class Line extends Container<Leaf?> {
     return result;
   }
 
-  /// Returns all style for any character within the specified text range.
+  /// Returns all styles for any character within the specified text range.
   List<Style> collectAllStyles(int offset, int len) {
     final local = math.min(length - offset, len);
     final result = <Style>[];
diff --git a/lib/src/widgets/controller.dart b/lib/src/widgets/controller.dart
index 88704b5b..64c559f2 100644
--- a/lib/src/widgets/controller.dart
+++ b/lib/src/widgets/controller.dart
@@ -63,7 +63,7 @@ class QuillController extends ChangeNotifier {
         .mergeAll(toggledStyle);
   }
 
-  /// Returns all style for any character within the specified text range.
+  /// Returns all styles for any character within the specified text range.
   List<Style> getAllSelectionStyles() {
     final styles = document.collectAllStyles(
         selection.start, selection.end - selection.start)
diff --git a/pubspec.yaml b/pubspec.yaml
index 30020185..039a3e6c 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_quill
 description: A rich text editor supporting mobile and web (Demo App @ bulletjournal.us)
-version: 1.6.3
+version: 1.6.4
 #author: bulletjournal
 homepage: https://bulletjournal.us/home/index.html
 repository: https://github.com/singerdmx/flutter-quill