diff --git a/CHANGELOG.md b/CHANGELOG.md
index d84aec6..6e96bd9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [2.0.0](https://www.github.com/googleapis/python-containeranalysis/compare/v1.0.3...v2.0.0) (2020-08-12)
+
+
+### ⚠ BREAKING CHANGES
+
+* move to microgen. See the [Migration Guide](https://github.com/googleapis/python-containeranalysis/blob/release-v2.0.0/UPGRADING.md) for details. (#33)
+
+### Features
+
+* move to microgen. See the [Migration Guide](https://github.com/googleapis/python-containeranalysis/blob/release-v2.0.0/UPGRADING.md) for details. ([#33](https://www.github.com/googleapis/python-containeranalysis/issues/33)) ([6098905](https://www.github.com/googleapis/python-containeranalysis/commit/60989058883a0ae35f3b913d6a06741c73186203))
+
 ### [1.0.3](https://www.github.com/googleapis/python-containeranalysis/compare/v1.0.2...v1.0.3) (2020-08-11)
 
 
diff --git a/setup.py b/setup.py
index ca26d48..c4f727a 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@
 
 name = "google-cloud-containeranalysis"
 description = "Container Analysis API API client library"
-version = "1.0.3"
+version = "2.0.0"
 release_status = "Development Status :: 5 - Production/Stable"
 dependencies = [
     "google-api-core[grpc] >= 1.21.0, < 2.0.0dev",