diff --git a/packages/js/index.ts b/packages/js/index.ts
index cd228e21..0f9b876a 100644
--- a/packages/js/index.ts
+++ b/packages/js/index.ts
@@ -3,7 +3,7 @@ import Verto from './src/Verto'
 import { setAgentName } from '../common/src/messages/blade/Connect'
 import CantinaAuth from '../common/src/webrtc/CantinaAuth'
 
-export const VERSION = '1.5.0'
+export const VERSION = '1.5.1-rc.1'
 setAgentName(`JavaScript SDK/${VERSION}`)
 
 export { Relay, Verto, CantinaAuth }
diff --git a/packages/js/package-lock.json b/packages/js/package-lock.json
index 4864e56a..930a53dd 100644
--- a/packages/js/package-lock.json
+++ b/packages/js/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@signalwire/js",
-  "version": "1.5.0",
+  "version": "1.5.1-rc.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@signalwire/js",
-      "version": "1.5.0",
+      "version": "1.5.1-rc.1",
       "license": "MIT",
       "dependencies": {
         "jest-environment-jsdom": "^29.7.0",
diff --git a/packages/js/package.json b/packages/js/package.json
index 6ec8635e..1d81622f 100644
--- a/packages/js/package.json
+++ b/packages/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@signalwire/js",
-  "version": "1.5.0",
+  "version": "1.5.1-rc.1",
   "description": "Relay SDK for JavaScript to connect to SignalWire.",
   "author": "SignalWire Team <open.source@signalwire.com>",
   "main": "dist/index.min.js",