diff --git a/.changeset/pre.json b/.changeset/pre.json
index 461875c749..1a6fded67d 100644
--- a/.changeset/pre.json
+++ b/.changeset/pre.json
@@ -4,5 +4,8 @@
   "initialVersions": {
     "@apollo/client": "3.12.2"
   },
-  "changesets": []
+  "changesets": [
+    "fluffy-worms-fail",
+    "sharp-windows-switch"
+  ]
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index adc45c3844..88b6c7267b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # @apollo/client
 
+## 3.13.0-alpha.0
+
+### Minor Changes
+
+- [#12174](https://github.com/apollographql/apollo-client/pull/12174) [`ba5cc33`](https://github.com/apollographql/apollo-client/commit/ba5cc330f8734a989eef71e883861f848388ac0c) Thanks [@jerelmiller](https://github.com/jerelmiller)! - Ensure errors thrown in the `onCompleted` callback from `useMutation` don't call `onError`.
+
+- [#12174](https://github.com/apollographql/apollo-client/pull/12174) [`ba5cc33`](https://github.com/apollographql/apollo-client/commit/ba5cc330f8734a989eef71e883861f848388ac0c) Thanks [@jerelmiller](https://github.com/jerelmiller)! - Reject the mutation promise if errors are thrown in the `onCompleted` callback of `useMutation`.
+
 ## 3.12.4
 
 ### Patch Changes
diff --git a/package-lock.json b/package-lock.json
index 6503dfb953..661c36a5f5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@apollo/client",
-  "version": "3.12.4",
+  "version": "3.13.0-alpha.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@apollo/client",
-      "version": "3.12.4",
+      "version": "3.13.0-alpha.0",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 7538bd3a65..c331ffeb97 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@apollo/client",
-  "version": "3.12.4",
+  "version": "3.13.0-alpha.0",
   "description": "A fully-featured caching GraphQL client.",
   "private": true,
   "keywords": [