diff --git a/HISTORY.rst b/HISTORY.rst
index a265419e9b..c47ea1f80d 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,27 @@
 History
 =======
 
+3.66.0 (2022-09-29)
+-------------------
+
+Changes 🎉
+~~~~~~~~~~
+* New Metadata ETL task ``set_object_settings`` to enable and disable settings on standard and custom objects (thanks @jlantz) (#3364)
+* For Robot tests on the Firefox profile, we now accept all cookies to prevent lightning pages from failing to render due to cross-domain cookies. (#3366)
+* Improved the method that playwright-based tests use to wait for the browser to initialize (#3366)
+* The following Robot Framework keywords now automatically generate screenshots on failure: ``Click related list button``, ``Click related item popup link``, ``Close modal``, ``Current app should be``, ``Field value should be``, ``Get field value``, ``Populate field``, ``Populate lookup field``, and ``Wait until modal is closed``. (#3370)
+* CumulusCI now supports the following Metadata type: ``AIApplicationConfig`` (#3368)
+* CumulusCI now supports the following types from `Net Zero Cloud's Tooling API <https://developer.salesforce.com/docs/atlas.en-us.netzero_cloud_dev_guide.meta/netzero_cloud_dev_guide/netzero_cloud_tooling_api_parent.htm>`__: ``BldgEnrgyIntensityCnfg``, ``StnryAssetEnvSrcCnfg``, ``VehicleAssetEmssnSrcCnfg``. (#3372)
+
+
+Issues Fixed 🩴
+~~~~~~~~~~~~~~~~
+* A failure when calling ``capture page screenshot`` no longer causes a Robot test to fail (#3366)
+* Fixed an issue where the ``cci --version`` command failed to output the current version (#3367)
+* A bug that prevented keywords decorated with ``@capture_screenshot_on_failure`` from returning a value has been fixed. (#3370)
+* Fixed a bug where requests were not being logged while running tasks or flows with the ``--debug`` flag. (#3371)
+
+
 3.65.0 (2022-09-16)
 -------------------
 
diff --git a/cumulusci/version.txt b/cumulusci/version.txt
index a2082c0a8b..996c0c56d1 100644
--- a/cumulusci/version.txt
+++ b/cumulusci/version.txt
@@ -1 +1 @@
-3.66.0.dev1
\ No newline at end of file
+3.66.0
\ No newline at end of file
diff --git a/docs/history.md b/docs/history.md
index be0d53d3f9..4b6dcf70ea 100644
--- a/docs/history.md
+++ b/docs/history.md
@@ -1,5 +1,40 @@
 # History
 
+## 3.66.0 (2022-09-29)
+
+Changes 🎉
+
+-   New Metadata ETL task `set_object_settings` to enable and disable settings on standard and custom objects (thanks \@jlantz) (#3364)
+-   For Robot tests on the Firefox profile, we now accept all cookies to prevent lightning pages from failing to render due to cross-domain cookies. (#3366)
+-   Improved the method that playwright-based tests use to wait for the browser to initialize (#3366)
+-   The following Robot Framework keywords now automatically generate screenshots on failure: `Click related list button`, `Click related item popup link`, `Close modal`, `Current app should be`, `Field value should be`, `Get field value`, `Populate field`, `Populate lookup field`, and `Wait until modal is closed`. (#3370)
+-   CumulusCI now supports the following Metadata type: `AIApplicationConfig` (#3368)
+-   CumulusCI now supports the following types from [Net Zero Cloud\'s Tooling API](https://developer.salesforce.com/docs/atlas.en-us.netzero_cloud_dev_guide.meta/netzero_cloud_dev_guide/netzero_cloud_tooling_api_parent.htm): `BldgEnrgyIntensityCnfg`, `StnryAssetEnvSrcCnfg`, `VehicleAssetEmssnSrcCnfg`. (#3372)
+
+Issues Fixed 🩴
+
+-   A failure when calling `capture page screenshot` no longer causes a Robot test to fail (#3366)
+-   Fixed an issue where the `cci --version` command failed to output the current version (#3367)
+-   A bug that prevented keywords decorated with `@capture_screenshot_on_failure` from returning a value has been fixed. (#3370)
+-   Fixed a bug where requests were not being logged while running tasks or flows with the `--debug` flag. (#3371)
+
+## 3.65.0 (2022-09-16)
+
+Changes 🎉
+
+-   Improve logging and add error handling for Vlocity tasks by \@prescod in (#3357)
+
+## 3.64.0 (2022-08-18)
+
+Changes 🎉
+
+-   Support for upcoming Salesforce 240 Release in Robot by \@boakley (#3321)
+
+Issues Fixed 🩴
+
+-   Fix crash with unusual Unicode characters in metadata on Windows running `update_package_xml` by \@prescod (#3323)
+-   Fix Scratch org creation in latest sfdx by \@prescod (#3334)
+
 ## 3.63.0 (2022-08-04)
 
 Changes 🎉