diff --git a/CHANGELOG.md b/CHANGELOG.md
index c9e23f899d9..13875bfc641 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,26 @@ The format is based on [these versioning and changelog guidelines](https://git.i
 
 ---
 
+## 3.12.0 - 2019-03-29
+
+### Enhancements
+
+- Added a public `focus` method on `Banner` ([#1219](https://github.com/Shopify/polaris-react/pull/1219))
+- Added an `onScrollToBottom` prop to `Popover.Pane` ([#1248](https://github.com/Shopify/polaris-react/pull/1248))
+- Added a `placeholder` prop to `FilterControl` ([#1257](https://github.com/Shopify/polaris-react/pull/1257))
+- Added support for setting string values on the `TextField` `autoComplete` prop ([#1259](https://github.com/Shopify/polaris-react/pull/1259))
+
+### Bug fixes
+
+- Fixed disabled states while loading for `ResourceList` ([#1237](https://github.com/Shopify/polaris-react/pull/1237))
+- Fixed `Checkbox` from losing focus and not receiving some modified events([#1112](https://github.com/Shopify/polaris-react/pull/1112))
+- Added translation for the cancel button on the `ResourceList` `BulkActions` ([#1243](https://github.com/Shopify/polaris-react/pull/1243))
+- Fixed the `Autocomplete` `onLoadMoreResults` prop not being called on scrolling to the end of the option list ([#1249](https://github.com/Shopify/polaris-react/pull/1249))
+
+### Documentation
+
+- Removed `button group joined to the bottom of a component` example ([#1267](https://github.com/Shopify/polaris-react/pull/1267))
+
 ## 3.11.0 - 2019-03-21
 
 ### Enhancements
diff --git a/UNRELEASED.md b/UNRELEASED.md
index 4bbb315cb8f..ac90a713c50 100644
--- a/UNRELEASED.md
+++ b/UNRELEASED.md
@@ -12,23 +12,10 @@ Use [the changelog guidelines](https://git.io/polaris-changelog-guidelines) to f
 
 ### Enhancements
 
-- Added a public `focus` method on `Banner` ([#1219](https://github.com/Shopify/polaris-react/pull/1219))
-- Added an `onScrollToBottom` prop to `Popover.Pane` ([#1248](https://github.com/Shopify/polaris-react/pull/1248))
-
-- Added a `placeholder` prop to `FilterControl` ([#1257](https://github.com/Shopify/polaris-react/pull/1257))
-
 ### Bug fixes
 
-- Fixed disabled states while loading for `ResourceList` ([#1237](https://github.com/Shopify/polaris-react/pull/1237))
-- Fixed `Checkbox` from losing focus and not receiving some modified events([#1112](https://github.com/Shopify/polaris-react/pull/1112))
-- Added translation for the cancel button on the `ResourceList` `BulkActions` ([#1243](https://github.com/Shopify/polaris-react/pull/1243))
-- TextField autoComplete prop can now also accept string values and set the html input element's autocomplete to that string. The behavior for null, true and false values remains as it was.
-- Fixed the `Autocomplete` `onLoadMoreResults` prop not being called on scrolling to the end of the option list ([#1249](https://github.com/Shopify/polaris-react/pull/1249))
-
 ### Documentation
 
-- Removed `button group joined to the bottom of a component` example ([#38](https://github.com/Shopify/polaris-react/pull/1267))
-
 ### Development workflow
 
 ### Dependency upgrades