diff --git a/packages/apollo-cache-inmemory/CHANGELOG.md b/packages/apollo-cache-inmemory/CHANGELOG.md
index 57491e31062..7c8140ed986 100644
--- a/packages/apollo-cache-inmemory/CHANGELOG.md
+++ b/packages/apollo-cache-inmemory/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Change log
 
+### Next
+
+- Fix cache invalidation for inlined mixed types in union fields within arrays [#3422](https://github.com/apollographql/apollo-client/pull/3422)
+
 ### 1.2.0
 - Various optimizations for cache read performance [#3300](https://github.com/apollographql/apollo-client/pull/3300)
 - Fix typo in documentation
diff --git a/packages/apollo-client/AUTHORS b/packages/apollo-client/AUTHORS
index c449a9c56aa..3e4a34be1fd 100644
--- a/packages/apollo-client/AUTHORS
+++ b/packages/apollo-client/AUTHORS
@@ -16,6 +16,7 @@ Clément Prévost <prevostclement@gmail.com>
 David Alan Hjelle <dahjelle+github.com@thehjellejar.com>
 David Glasser <glasser@meteor.com>
 Dominic Watson <intellix@gmail.com>
+Dominik Ferber <dominik.ferber+dev@gmail.com>
 Dhaivat Pandya <dhaivat@meteor.com>
 Dhaivat Pandya <dhaivatpandya@gmail.com>
 Evans Hauser <evanshauser@gmail.com>