diff --git a/CHANGELOG.md b/CHANGELOG.md
index 04e4e11..50eb56d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,39 @@
 # Changelog
 
+## [0.22.0](https://github.com/grain-lang/binaryen.ml/compare/v0.21.0...v0.22.0) (2023-09-14)
+
+
+### ⚠ BREAKING CHANGES
+
+* Rename `dataref` to `structref`
+* Rename `data` to `struct_` in `Heap_type`
+* Remove `equirecursive` in `Type_system`
+* Properly resolve ops externals to their type
+* Replace `Expression.Ref.is` with `Expression.Ref.is_null`
+* Remove Ops that no longer exist in Binaryen
+* Upgrade to libbinaryen v112 ([#188](https://github.com/grain-lang/binaryen.ml/issues/188))
+
+### Features
+
+* Add i31 expressions ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Add new Binaryen ops ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Add new optimization passes ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Replace `Expression.Ref.is` with `Expression.Ref.is_null` ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Upgrade to libbinaryen v112 ([#188](https://github.com/grain-lang/binaryen.ml/issues/188)) ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+
+
+### Bug Fixes
+
+* Properly resolve ops externals to their type ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+
+
+### Miscellaneous Chores
+
+* Remove `equirecursive` in `Type_system` ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Remove Ops that no longer exist in Binaryen ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Rename `data` to `struct_` in `Heap_type` ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+* Rename `dataref` to `structref` ([46c97c2](https://github.com/grain-lang/binaryen.ml/commit/46c97c2e92d95ffbe880c084ce3c13c503240e58))
+
 ## [0.21.0](https://github.com/grain-lang/binaryen.ml/compare/v0.20.1...v0.21.0) (2023-07-04)
 
 
diff --git a/binaryen.opam b/binaryen.opam
index a6e8056..05102b6 100644
--- a/binaryen.opam
+++ b/binaryen.opam
@@ -1,5 +1,5 @@
 opam-version: "2.0"
-version: "0.21.0"
+version: "0.22.0"
 synopsis: "OCaml bindings for Binaryen"
 maintainer: "oscar@grain-lang.org"
 author: "Oscar Spencer"
diff --git a/package.json b/package.json
index 552012e..090c440 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@grain/binaryen.ml",
-  "version": "0.21.0",
+  "version": "0.22.0",
   "description": "OCaml bindings for Binaryen.",
   "author": "Oscar Spencer <oscar@grain-lang.org>",
   "license": "Apache-2.0",