diff --git a/CHANGELOG.md b/CHANGELOG.md
index a8f2632..65a834a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,10 @@
 ## [Unreleased]
 Nothing yet.
 
+## [1.2.11] - 2021-01-12
+### Fixed
+- Updated schema definition of `core/transact`. This only affected code with schema validation. 
+
 ## [1.2.10] - 2021-01-11
 ### Added
 - New update-fn argument accepted in `asami.core/transact` to allow direct graph update operations.
@@ -98,7 +102,8 @@ Nothing yet.
 ### Added
 - Introduced Update Annotations
 
-[Unreleased]: https://github.com/threatgrid/asami/compare/1.2.10...HEAD
+[Unreleased]: https://github.com/threatgrid/asami/compare/1.2.11...HEAD
+[1.2.11]: https://github.com/threatgrid/asami/compare/1.2.10...1.2.11
 [1.2.10]: https://github.com/threatgrid/asami/compare/1.2.9...1.2.10
 [1.2.9]: https://github.com/threatgrid/asami/compare/1.2.8...1.2.9
 [1.2.8]: https://github.com/threatgrid/asami/compare/1.2.7...1.2.8
diff --git a/README.md b/README.md
index 2729c0e..4fb410d 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ Asami can be made available to clojure by adding the following to a `deps.edn` f
 ```clojure
 {
   :deps {
-    org.clojars.quoll/asami {:mvn/version "1.2.10"}
+    org.clojars.quoll/asami {:mvn/version "1.2.11"}
   }
 }
 ```
@@ -37,7 +37,7 @@ This makes Asami available to a repl that is launched with the `clj` or `clojure
 
 Alternatively, Asami can be added for the Leiningen build tool by adding this to the `:dependencies` section of the `project.clj` file:
 ```clojure
-[org.clojars.quoll/asami "1.2.10"]
+[org.clojars.quoll/asami "1.2.11"]
 ```
 
 ### Running