diff --git a/README.md b/README.md
index 61f5525..db3f340 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,13 @@
 ```shell
 # Narrow down the target package as needed.
 melos version --scope=altfire_tracker
+
+# Specify the version manually, if necessary.
+melos version \
+--manual-version altfire_authenticator:0.1.6 \
+--manual-version altfire_configurator:0.1.4 \
+--manual-version altfire_messenger:0.2.1 \
+--manual-version altfire_tracker:0.1.5 \
 ```
 
 ## Add new example package
diff --git a/packages/altfire_authenticator/CHANGELOG.md b/packages/altfire_authenticator/CHANGELOG.md
index 933fd36..d030e97 100644
--- a/packages/altfire_authenticator/CHANGELOG.md
+++ b/packages/altfire_authenticator/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.1.6
+
+ - Update dependencies to the latest release.
+ - Update minimum SDK version to iOS 15.5.0 and macOS 10.15.
+
 ## 0.1.5
 
  - Update a dependency to the latest release.
diff --git a/packages/altfire_authenticator/pubspec.yaml b/packages/altfire_authenticator/pubspec.yaml
index 162c8db..d9d19a7 100644
--- a/packages/altfire_authenticator/pubspec.yaml
+++ b/packages/altfire_authenticator/pubspec.yaml
@@ -3,7 +3,7 @@ description: |
   altfire_authenticator is a package wrapping FlutterFire Authentication.
   It was created to make Firebase SDK versioning and methods easier to use.
   It is recommended to use the various altfire packages as a set.
-version: 0.1.5
+version: 0.1.6
 homepage: https://altive.dev
 repository: https://github.com/altive/altfire
 issue_tracker: https://github.com/altive/altfire/issues?q=is%3Aopen+is%3Aissue+label%3Aaltfire_authenticator
diff --git a/packages/altfire_configurator/CHANGELOG.md b/packages/altfire_configurator/CHANGELOG.md
index 5e936bc..44ced57 100644
--- a/packages/altfire_configurator/CHANGELOG.md
+++ b/packages/altfire_configurator/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.1.4
+
+ - Update dependencies to the latest release.
+ - Update minimum SDK version to iOS 15.5.0 and macOS 10.15.
+
 ## 0.1.3
 
  - Update a dependency to the latest release.
diff --git a/packages/altfire_configurator/pubspec.yaml b/packages/altfire_configurator/pubspec.yaml
index 500f02f..39a784d 100644
--- a/packages/altfire_configurator/pubspec.yaml
+++ b/packages/altfire_configurator/pubspec.yaml
@@ -3,7 +3,7 @@ description: |
   altfire_configurator is a package wrapping FlutterFire Remote Config.
   It was created to make Firebase SDK versioning and methods easier to use.
   It is recommended to use the various altfire packages as a set.
-version: 0.1.3
+version: 0.1.4
 homepage: https://altive.dev
 repository: https://github.com/altive/altfire
 issue_tracker: https://github.com/altive/altfire/issues?q=is%3Aopen+is%3Aissue+label%3Aaltfire_configurator
diff --git a/packages/altfire_messenger/CHANGELOG.md b/packages/altfire_messenger/CHANGELOG.md
index b1dc56f..a76417d 100644
--- a/packages/altfire_messenger/CHANGELOG.md
+++ b/packages/altfire_messenger/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.2.1
+
+ - Update dependencies to the latest release.
+ - Update minimum SDK version to iOS 15.5.0 and macOS 10.15.
+
 ## 0.2.0
 
  - **FEAT**: Add a set of methods to receive notifications ([#99](https://github.com/altive/altfire/issues/99)). ([f6d8e10a](https://github.com/altive/altfire/commit/f6d8e10a0f39db0b756581ff09621e20fd892154))
diff --git a/packages/altfire_messenger/pubspec.yaml b/packages/altfire_messenger/pubspec.yaml
index b5da461..0e886b0 100644
--- a/packages/altfire_messenger/pubspec.yaml
+++ b/packages/altfire_messenger/pubspec.yaml
@@ -3,7 +3,7 @@ description: |
   altfire_messenger is a package wrapping FlutterFire Messaging, Local Notifications, Firebase In-App Messaging, and Firebase Instance ID.
   It was created to make Firebase SDK versioning and methods easier to use.
   It is recommended to use the various altfire packages as a set.
-version: 0.2.0
+version: 0.2.1
 homepage: https://altive.dev
 repository: https://github.com/altive/altfire
 issue_tracker: https://github.com/altive/altfire/issues?q=is%3Aopen+is%3Aissue+label%3Aaltfire_messenger
diff --git a/packages/altfire_tracker/CHANGELOG.md b/packages/altfire_tracker/CHANGELOG.md
index 58e5381..2420347 100644
--- a/packages/altfire_tracker/CHANGELOG.md
+++ b/packages/altfire_tracker/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.1.5
+
+ - Update dependencies to the latest release.
+ - Update minimum SDK version to iOS 15.5.0 and macOS 10.15.
+
 ## 0.1.4
 
  - **FEAT**(tracker): Add one navigator observer ([#96](https://github.com/altive/altfire/issues/96)). ([f95ca053](https://github.com/altive/altfire/commit/f95ca0535b456fc7800a35175511848fa741be15))
diff --git a/packages/altfire_tracker/pubspec.yaml b/packages/altfire_tracker/pubspec.yaml
index 0c6ff37..1a2057f 100644
--- a/packages/altfire_tracker/pubspec.yaml
+++ b/packages/altfire_tracker/pubspec.yaml
@@ -3,7 +3,7 @@ description: |
   altfire_tracker is a package wrapping FlutterFire Analytics and Crashlytics.
   It was created to make Firebase SDK versioning and methods easier to use.
   It is recommended to use the various altfire packages as a set.
-version: 0.1.4
+version: 0.1.5
 homepage: https://altive.dev
 repository: https://github.com/altive/altfire
 issue_tracker: https://github.com/altive/altfire/issues?q=is%3Aopen+is%3Aissue+label%3Aaltfire_tracker