diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5de94fc..04608ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,86 +1,95 @@
+## 1.5.1 - Jun 23, 2022
+
+- Update `meta: ^1.7.0`.
+
+- Internal: migrated from `pedantic` to `lints`.
+
 ## 1.5.0 - Mar 21, 2021
 
--   Stable release for null safety.
+- Stable release for null safety.
 
 ## 1.5.0-nullsafety.1 - Feb 14, 2021
 
--   **Breaking**:
-    -   changes logger: `DisposeBagConfigs.logger = ...;` (previous `DisposeBag.logger = ...;`).
-    -   changes signature of `Logger`.
-    -   rename `defaultLogger` to `disposeBagDefaultLogger`.
-    -   now, `DisposeBag.clear`, `DisposeBag.dispose` and `DisposeBag.addAll` return a `Future<void>` instead of a `Future<bool>`.
-    -   `DisposeBag.delete` returns a `bool` instead of a `Future<bool>`.
--   Add debug tag to `DisposeBag` via constructor `DisposeBag([],  'tag');`.
--   More docs.
+- **Breaking**:
+    - changes logger: `DisposeBagConfigs.logger = ...;` (previous `DisposeBag.logger = ...;`).
+    - changes signature of `Logger`.
+    - rename `defaultLogger` to `disposeBagDefaultLogger`.
+    - now, `DisposeBag.clear`, `DisposeBag.dispose` and `DisposeBag.addAll` return a `Future<void>` instead of
+      a `Future<bool>`.
+    - `DisposeBag.delete` returns a `bool` instead of a `Future<bool>`.
+- Add debug tag to `DisposeBag` via constructor `DisposeBag([],  'tag');`.
+- More docs.
 
 ## 1.5.0-nullsafety.0 - Dec 11, 2020
 
--   Migrate this package to null safety.
--   Sdk constraints: `>=2.12.0-0 <3.0.0` based on beta release guidelines.
+- Migrate this package to null safety.
+- Sdk constraints: `>=2.12.0-0 <3.0.0` based on beta release guidelines.
 
 ## 1.4.0 - Nov 25, 2020
 
--   **Breaking change**: custom logger via static variable `DisposeBag.logger`. It can be set to `null` to disable logging.
--   Refactor: performance optimization.
+- **Breaking change**: custom logger via static variable `DisposeBag.logger`. It can be set to `null` to disable
+  logging.
+- Refactor: performance optimization.
 
 ## 1.3.2 - Nov 18, 2020
 
--   Fix: `The method 'mapIndexed' is defined in multiple extensions for 'Set<dynamic>' and neither is more specific.` when using `collection: 1.15.0-nullsafety.5` package.
+- Fix: `The method 'mapIndexed' is defined in multiple extensions for 'Set<dynamic>' and neither is more specific.` when
+  using `collection: 1.15.0-nullsafety.5` package.
 
 ## 1.3.1 - Oct 6, 2020
 
--   Add extension for `Iterable<Sink>` and `Iterable<StreamSubscription>`.
--   Update docs.
+- Add extension for `Iterable<Sink>` and `Iterable<StreamSubscription>`.
+- Update docs.
 
 ## 1.3.0 - Sep 29, 2020
 
--   Bugfix: `Uncaught Error: Bad state: Cannot add event after closing`.
+- Bugfix: `Uncaught Error: Bad state: Cannot add event after closing`.
 
 ## 1.2.0 - Aug 15, 2020
 
--   Updated: `constructor` allow only **`Sink | StreamSubscription`** type.
+- Updated: `constructor` allow only **`Sink | StreamSubscription`** type.
 
 ## 1.1.4 - Aug 15, 2020
 
--   Updated: methods `add`, `addAll`, `remove` and `delete` allow only **`Sink | StreamSubscription`** type.
--   Updated: internal implementation.
--   Fixed: default logger logs `error` and `StackTrace` to console, before missing.
+- Updated: methods `add`, `addAll`, `remove` and `delete` allow only **`Sink | StreamSubscription`** type.
+- Updated: internal implementation.
+- Fixed: default logger logs `error` and `StackTrace` to console, before missing.
 
 ## 1.1.3 - Aug 4, 2020
 
--   Updated: `README.md`.
+- Updated: `README.md`.
 
--   Breaking change: Change `Logger`'s signature.
-    The `clear` and `dispose` methods now returns a `Future<bool>` instead of `Future<void>`.
+- Breaking change: Change `Logger`'s signature.
+  The `clear` and `dispose` methods now returns a `Future<bool>` instead of `Future<void>`.
 
 ## 1.1.2 - Apr 11, 2020
 
--   Add `disposedBy` extension method for `StreamSubscription`
--   Add `disposedBy` extension method for `Sink`
+- Add `disposedBy` extension method for `StreamSubscription`
+- Add `disposedBy` extension method for `Sink`
 
 ## 1.1.1+1 - Jan 26, 2020
 
--   Update `logger`
+- Update `logger`
 
 ## 1.1.1 - Jan 22, 2020
 
--   Fix `collection` version
+- Fix `collection` version
 
 ## 1.1.0 - Jan 22, 2020
 
--   Add `logger` that logs disposed resources
--   Minors update
--   Upgrade min sdk to `2.6.0`
+- Add `logger` that logs disposed resources
+- Minors update
+- Upgrade min sdk to `2.6.0`
 
 ## 1.0.0+1 - Nov 9, 2019
 
--   Minors update
+- Minors update
 
 ## 1.0.0 - Aug 14, 2019
 
--   Minors update
--   Add tests
+- Minors update
+- Add tests
 
 ## 0.0.9
 
--   Initial version, created by Stagehand
+- Initial version, created by Stagehand
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 1621015..4e49943 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -1,7 +1,7 @@
 name: disposebag_example
 description: disposebag_example
 publish_to: none
-version: 1.5.0
+version: 1.5.1
 
 environment:
   sdk: '>=2.12.0 <3.0.0'
diff --git a/pubspec.yaml b/pubspec.yaml
index 235d192..2380f2d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: disposebag
 description: A package helps to cancel StreamSubscriptions and close Sinks.
-version: 1.5.0
+version: 1.5.1
 homepage: https://github.com/hoc081098/disposebag.git
 repository: https://github.com/hoc081098/disposebag.git
 issue_tracker: https://github.com/hoc081098/disposebag/issues