diff --git a/CHANGELOG.md b/CHANGELOG.md
index 54bb414..8370a8c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,21 @@
+### 1.0.0-beta1 (2022-03-24)
+
+#### New
+
+- Add support for the following new endpoints:
+  - [Delete a block](https://developers.notion.com/reference/get-block-children)
+  - [Retrieve your token's bot user](https://developers.notion.com/reference/get-self)
+  - [Retrieve a page property item](https://developers.notion.com/reference/retrieve-a-page-property)
+- Update Notion API Version to `2022-02-22` (thanks @hkob!)
+- Remove the following deprecated endpoint:
+  - [List databases](https://developers.notion.com/reference/get-databases)
+- Add Codespaces and CONTRIBUTING.md command for better DX
+- Overhauled documentation
+
+#### Upgrade instructions
+
+- Please refer to the Notion Changelog to see breaking changes for version `2022-02-22`: https://developers.notion.com/changelog/releasing-notion-version-2022-02-22
+
 ### 0.1.0-beta1 (2021-08-29)
 
 #### New
diff --git a/Gemfile.lock b/Gemfile.lock
index 5588b98..c604ce6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,17 +1,17 @@
 PATH
   remote: .
   specs:
-    notion-ruby-client (0.1.0.pre.beta1)
-      activesupport
+    notion-ruby-client (1.0.0.pre.beta1)
+      activesupport (~> 6)
       dotenv
       faraday (>= 1.0)
       faraday_middleware
-      hashie
+      hashie (~> 5)
 
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (6.1.4.1)
+    activesupport (6.1.5)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
@@ -20,38 +20,42 @@ GEM
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.2)
-    concurrent-ruby (1.1.9)
+    concurrent-ruby (1.1.10)
     crack (0.4.5)
       rexml
     diff-lcs (1.4.4)
     dotenv (2.7.6)
-    faraday (1.7.0)
+    faraday (1.10.0)
       faraday-em_http (~> 1.0)
       faraday-em_synchrony (~> 1.0)
       faraday-excon (~> 1.1)
-      faraday-httpclient (~> 1.0.1)
+      faraday-httpclient (~> 1.0)
+      faraday-multipart (~> 1.0)
       faraday-net_http (~> 1.0)
-      faraday-net_http_persistent (~> 1.1)
+      faraday-net_http_persistent (~> 1.0)
       faraday-patron (~> 1.0)
       faraday-rack (~> 1.0)
-      multipart-post (>= 1.2, < 3)
+      faraday-retry (~> 1.0)
       ruby2_keywords (>= 0.0.4)
     faraday-em_http (1.0.0)
     faraday-em_synchrony (1.0.0)
     faraday-excon (1.1.0)
     faraday-httpclient (1.0.1)
+    faraday-multipart (1.0.3)
+      multipart-post (>= 1.2, < 3)
     faraday-net_http (1.0.1)
     faraday-net_http_persistent (1.2.0)
     faraday-patron (1.0.0)
     faraday-rack (1.0.0)
-    faraday_middleware (1.1.0)
+    faraday-retry (1.0.3)
+    faraday_middleware (1.2.0)
       faraday (~> 1.0)
     hashdiff (1.0.1)
-    hashie (4.1.0)
-    i18n (1.8.10)
+    hashie (5.0.0)
+    i18n (1.10.0)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.4)
-    minitest (5.14.4)
+    minitest (5.15.0)
     multipart-post (2.1.1)
     parallel (1.20.1)
     parser (3.0.1.1)
@@ -96,10 +100,11 @@ GEM
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
-    zeitwerk (2.4.2)
+    zeitwerk (2.5.4)
 
 PLATFORMS
   arm64-darwin-20
+  ruby
   x86_64-linux
 
 DEPENDENCIES
diff --git a/lib/notion/version.rb b/lib/notion/version.rb
index e1e8b44..60ff6e9 100644
--- a/lib/notion/version.rb
+++ b/lib/notion/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 module Notion
-  VERSION = '0.1.0-beta1'
+  VERSION = '1.0.0-beta1'
   NOTION_REQUEST_VERSION = '2022-02-22'
 end
diff --git a/notion-ruby-client.gemspec b/notion-ruby-client.gemspec
index 301e0fe..b537f9a 100644
--- a/notion-ruby-client.gemspec
+++ b/notion-ruby-client.gemspec
@@ -15,11 +15,11 @@ Gem::Specification.new do |s|
   s.homepage = 'http://github.com/orbit-love/notion-ruby-client'
   s.licenses = ['MIT']
   s.summary = 'Notion API client for Ruby.'
-  s.add_dependency 'activesupport'
+  s.add_dependency 'activesupport', '~> 6'
   s.add_dependency 'dotenv'
   s.add_dependency 'faraday', '>= 1.0'
   s.add_dependency 'faraday_middleware'
-  s.add_dependency 'hashie'
+  s.add_dependency 'hashie', '~> 5'
   s.add_development_dependency 'rake', '~> 13'
   s.add_development_dependency 'rspec'
   s.add_development_dependency 'rubocop', '~> 0.82.0'