diff --git a/Drawsana.podspec b/Drawsana.podspec
index 530ab1d..09a3c5b 100644
--- a/Drawsana.podspec
+++ b/Drawsana.podspec
@@ -1,15 +1,15 @@
 Pod::Spec.new do |spec|
   spec.name         = 'Drawsana'
-  spec.version      = '0.11.0'
+  spec.version      = '0.12.0'
   spec.license      = { :type => 'MIT' }
   spec.homepage     = 'https://asana.github.io/Drawsana'
   spec.documentation_url = 'https://asana.github.io/Drawsana'
   spec.authors      = { 'Steve Landey' => 'stevelandey@asana.com' }
   spec.summary      = 'Let your users mark up images with freehand drawings, shapes, and text'
-  spec.source       = { :git => 'https://github.com/asana/Drawsana.git', :tag => '0.11.0' }
+  spec.source       = { :git => 'https://github.com/asana/Drawsana.git', :tag => '0.12.0' }
   spec.source_files = 'Drawsana/**/*.swift'
 
-  spec.platform 	= :ios, '9.0'
+  spec.platform 	= :ios, '11.0'
 
   spec.swift_version = '5.2'
 end
diff --git a/Drawsana/DrawsanaView.swift b/Drawsana/DrawsanaView.swift
index 1309c2a..1ee721f 100644
--- a/Drawsana/DrawsanaView.swift
+++ b/Drawsana/DrawsanaView.swift
@@ -8,7 +8,7 @@
 
 import UIKit
 
-public let DRAWSANA_VERSION = "0.11.0"
+public let DRAWSANA_VERSION = "0.12.0"
 
 /// Set yourself as the `DrawsanaView`'s delegate to be notified when the active
 /// tool changes.
diff --git a/Readme.md b/Readme.md
index f096db1..a61b22a 100644
--- a/Readme.md
+++ b/Readme.md
@@ -1,4 +1,4 @@
-#  Drawsana 0.11.0
+#  Drawsana 0.12.0
 
 Drawsana is a generalized framework for making freehand drawing views on iOS. You can
 let users scribble over images, add shapes and text, and even make your own tools.
@@ -32,7 +32,7 @@ Add `Asana/Drawsana` to your Cartfile and update your project like you would for
 Carthage framework, or clone the source code and add the project to your workspace.
 
 ```
-github "Asana/Drawsana" == 0.11.0
+github "Asana/Drawsana" == 0.12.0
 ```
 
 ## Usage
@@ -95,6 +95,17 @@ open https://asana.github.io/Drawsana
 
 ## Changelog
 
+### 0.12.0
+* Undo operations are now accessible outside the framework to enable you to make undoable changes with your own UI.
+  - `AddShapeOperation`
+  - `RemoveShapeOperation`
+  - `ChangeTransformOperation`
+  - `EditTextOperation`
+  - `ChangeExplicitWidthOperation`
+* Fix drawing view not being redrawn after being resized.
+* Fix bugs related to color serialization.
+* Fix bugs related to text entry.
+
 ### 0.11.0
 
 * `DrawingOperationStack.clearRedoStack()` clears all redo operations from the