diff --git a/lib/models/documents/attribute.dart b/lib/models/documents/attribute.dart
index 38a6b522..2821661a 100644
--- a/lib/models/documents/attribute.dart
+++ b/lib/models/documents/attribute.dart
@@ -1,4 +1,4 @@
-import 'package:quiver_hashcode/hashcode.dart';
+import 'package:quiver/core.dart';
 
 enum AttributeScope {
   INLINE, // refer to https://quilljs.com/docs/formats/#inline
diff --git a/lib/models/documents/style.dart b/lib/models/documents/style.dart
index cd05cd03..aa3588d6 100644
--- a/lib/models/documents/style.dart
+++ b/lib/models/documents/style.dart
@@ -1,6 +1,6 @@
 import 'package:collection/collection.dart';
 import 'package:flutter_quill/models/documents/attribute.dart';
-import 'package:quiver_hashcode/hashcode.dart';
+import 'package:quiver/core.dart';
 
 /* Collection of style attributes */
 class Style {
diff --git a/lib/models/quill_delta.dart b/lib/models/quill_delta.dart
index 3bbda2eb..cbfee575 100644
--- a/lib/models/quill_delta.dart
+++ b/lib/models/quill_delta.dart
@@ -7,7 +7,7 @@ library quill_delta;
 import 'dart:math' as math;
 
 import 'package:collection/collection.dart';
-import 'package:quiver_hashcode/hashcode.dart';
+import 'package:quiver/core.dart';
 
 const _attributeEquality = DeepCollectionEquality();
 const _valueEquality = DeepCollectionEquality();
diff --git a/pubspec.lock b/pubspec.lock
index 8085e487..c582bed2 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -276,19 +276,12 @@ packages:
     source: hosted
     version: "4.1.0"
   quiver:
-    dependency: transitive
-    description:
-      name: quiver
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.5"
-  quiver_hashcode:
     dependency: "direct main"
     description:
-      name: quiver_hashcode
+      name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.0"
+    version: "3.0.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -300,7 +293,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0"
+    version: "1.8.1"
   stack_trace:
     dependency: transitive
     description:
@@ -349,7 +342,7 @@ packages:
       name: tuple
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.3"
+    version: "2.0.0"
   typed_data:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index b79ea315..b49566bc 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -12,9 +12,9 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  quiver_hashcode: ^2.0.0
+  quiver: ^3.0.0
   collection: ^1.15.0
-  tuple: ^1.0.3
+  tuple: ^2.0.0
   url_launcher: ^6.0.0
   flutter_colorpicker: ^0.3.5
   image_picker: ^0.7.2