diff --git a/.github/release-please-manifest.json b/.github/release-please-manifest.json
index eaf20c9bb..5c7220c85 100644
--- a/.github/release-please-manifest.json
+++ b/.github/release-please-manifest.json
@@ -4,7 +4,7 @@
   "packages/filecoin-client": "1.3.0",
   "packages/capabilities": "9.3.0",
   "packages/upload-api": "5.6.0",
-  "packages/upload-client": "9.3.0",
+  "packages/upload-client": "9.4.0",
   "packages/w3up-client": "8.0.3",
   "packages/did-mailto": "2.0.1"
 }
diff --git a/packages/upload-client/CHANGELOG.md b/packages/upload-client/CHANGELOG.md
index 7750b2ba7..3fe2a6a55 100644
--- a/packages/upload-client/CHANGELOG.md
+++ b/packages/upload-client/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [9.4.0](https://github.com/web3-storage/w3up/compare/upload-client-v9.3.0...upload-client-v9.4.0) (2023-09-20)
+
+
+### Features
+
+* add piece CID to car metadata ([1e52687](https://github.com/web3-storage/w3up/commit/1e52687020ea01c661d3acb612380c80f61d2b6a))
+
 ## [9.3.0](https://github.com/web3-storage/w3up/compare/upload-client-v9.2.0...upload-client-v9.3.0) (2023-09-15)
 
 
diff --git a/packages/upload-client/package.json b/packages/upload-client/package.json
index 075567fbc..acd27c75f 100644
--- a/packages/upload-client/package.json
+++ b/packages/upload-client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@web3-storage/upload-client",
-  "version": "9.3.0",
+  "version": "9.4.0",
   "description": "The web3.storage upload client",
   "homepage": "https://github.com/web3-storage/w3protocol/tree/main/packages/upload-client",
   "repository": {