diff --git a/.github/release-please-manifest.json b/.github/release-please-manifest.json
index 7c6bcb461..5f2c2bfb7 100644
--- a/.github/release-please-manifest.json
+++ b/.github/release-please-manifest.json
@@ -3,7 +3,7 @@
   "packages/filecoin-api": "6.0.1",
   "packages/filecoin-client": "3.3.3",
   "packages/capabilities": "17.0.0",
-  "packages/upload-api": "12.0.0",
+  "packages/upload-api": "13.0.0",
   "packages/upload-client": "14.0.0",
   "packages/w3up-client": "13.0.0",
   "packages/did-mailto": "2.0.2"
diff --git a/packages/upload-api/CHANGELOG.md b/packages/upload-api/CHANGELOG.md
index 98812ceeb..4335f890c 100644
--- a/packages/upload-api/CHANGELOG.md
+++ b/packages/upload-api/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [13.0.0](https://github.com/w3s-project/w3up/compare/upload-api-v12.0.0...upload-api-v13.0.0) (2024-05-01)
+
+
+### ⚠ BREAKING CHANGES
+
+* add `index/add` handler ([#1421](https://github.com/w3s-project/w3up/issues/1421))
+
+### Features
+
+* add `index/add` handler ([#1421](https://github.com/w3s-project/w3up/issues/1421)) ([cbe9524](https://github.com/w3s-project/w3up/commit/cbe952451b719fe7ae2f7480d26865eca80aba55))
+
 ## [12.0.0](https://github.com/w3s-project/w3up/compare/upload-api-v11.0.0...upload-api-v12.0.0) (2024-04-29)
 
 
diff --git a/packages/upload-api/package.json b/packages/upload-api/package.json
index bb6c33367..9b0c8e5b9 100644
--- a/packages/upload-api/package.json
+++ b/packages/upload-api/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@web3-storage/upload-api",
   "description": "The upload api for web3.storage",
-  "version": "12.0.0",
+  "version": "13.0.0",
   "type": "module",
   "main": "./src/lib.js",
   "homepage": "https://web3.storage",