diff --git a/browser/package.json b/browser/package.json
index 6da80ea6e6b..acb5198ad64 100644
--- a/browser/package.json
+++ b/browser/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rollup/browser",
-  "version": "3.3.0",
+  "version": "3.4.0-0",
   "description": "Next-generation ES module bundler browser build",
   "main": "dist/rollup.browser.js",
   "module": "dist/es/rollup.browser.js",
diff --git a/package-lock.json b/package-lock.json
index 44c8c44b4ba..5ceae6d132d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "rollup",
-  "version": "3.3.0",
+  "version": "3.4.0-0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "rollup",
-      "version": "3.3.0",
+      "version": "3.4.0-0",
       "license": "MIT",
       "bin": {
         "rollup": "dist/bin/rollup"
diff --git a/package.json b/package.json
index dbb4752a80f..8383df0f737 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rollup",
-  "version": "3.3.0",
+  "version": "3.4.0-0",
   "description": "Next-generation ES module bundler",
   "main": "dist/rollup.js",
   "module": "dist/es/rollup.js",