diff --git a/CHANGELOG.md b/CHANGELOG.md
index a294f06..d419a04 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [0.11.0] - 2019-10-02
+
+### Added
+
+- Return specific validation errors for `oneOf` in OCDS records, by using the presence/absence of `id` to assume embedded/linked releases sub-schema. Only works for OCDS records. [cove#895](https://github.com/OpenDataServices/cove/issues/895)
+- Add an `assumption` key to the validation JSON, to flag when one of the above assumptions has been made. [cove#895](https://github.com/OpenDataServices/cove/issues/895)
+
 ## [0.10.0] - 2019-09-06
 
 ### Changed
diff --git a/setup.py b/setup.py
index 2e6225c..fe6d610 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='libcove',
-    version='0.10.0',
+    version='0.11.0',
     author='Open Data Services',
     author_email='code@opendataservices.coop',
     url='https://github.com/OpenDataServices/lib-cove',