diff --git a/lerna.json b/lerna.json
index 239e9f3123c3b..777b86e144152 100644
--- a/lerna.json
+++ b/lerna.json
@@ -17,5 +17,5 @@
       "registry": "https://registry.npmjs.org/"
     }
   },
-  "version": "14.3.0-canary.78"
+  "version": "15.0.0-rc.0"
 }
diff --git a/packages/create-next-app/package.json b/packages/create-next-app/package.json
index 7b9ce6da7f7d5..a0c1e7840edb2 100644
--- a/packages/create-next-app/package.json
+++ b/packages/create-next-app/package.json
@@ -1,6 +1,6 @@
 {
   "name": "create-next-app",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "keywords": [
     "react",
     "next",
diff --git a/packages/eslint-config-next/package.json b/packages/eslint-config-next/package.json
index eb195ce77aab0..db3bccefa01ba 100644
--- a/packages/eslint-config-next/package.json
+++ b/packages/eslint-config-next/package.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-config-next",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "description": "ESLint configuration used by Next.js.",
   "main": "index.js",
   "license": "MIT",
@@ -10,7 +10,7 @@
   },
   "homepage": "https://nextjs.org/docs/app/building-your-application/configuring/eslint#eslint-config",
   "dependencies": {
-    "@next/eslint-plugin-next": "14.3.0-canary.78",
+    "@next/eslint-plugin-next": "15.0.0-rc.0",
     "@rushstack/eslint-patch": "^1.3.3",
     "@typescript-eslint/parser": "^5.4.2 || ^6.0.0 || 7.0.0 - 7.2.0",
     "eslint-import-resolver-node": "^0.3.6",
diff --git a/packages/eslint-plugin-next/package.json b/packages/eslint-plugin-next/package.json
index 9dbdd9e0196f9..db4240b2c5c45 100644
--- a/packages/eslint-plugin-next/package.json
+++ b/packages/eslint-plugin-next/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/eslint-plugin-next",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "description": "ESLint plugin for Next.js.",
   "main": "dist/index.js",
   "license": "MIT",
diff --git a/packages/font/package.json b/packages/font/package.json
index f3d446724ad0a..996b78233f34a 100644
--- a/packages/font/package.json
+++ b/packages/font/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/font",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "repository": {
     "url": "vercel/next.js",
     "directory": "packages/font"
diff --git a/packages/next-bundle-analyzer/package.json b/packages/next-bundle-analyzer/package.json
index 70a3f9b085b88..d0b819990f363 100644
--- a/packages/next-bundle-analyzer/package.json
+++ b/packages/next-bundle-analyzer/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/bundle-analyzer",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "main": "index.js",
   "types": "index.d.ts",
   "license": "MIT",
diff --git a/packages/next-codemod/package.json b/packages/next-codemod/package.json
index 5b0213ddcae31..bfd7083ce478d 100644
--- a/packages/next-codemod/package.json
+++ b/packages/next-codemod/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/codemod",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "license": "MIT",
   "repository": {
     "type": "git",
diff --git a/packages/next-env/package.json b/packages/next-env/package.json
index 104480bbea075..b9054e8ed3d93 100644
--- a/packages/next-env/package.json
+++ b/packages/next-env/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/env",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "keywords": [
     "react",
     "next",
diff --git a/packages/next-mdx/package.json b/packages/next-mdx/package.json
index 2b1567bc21626..2ab5a746ad94a 100644
--- a/packages/next-mdx/package.json
+++ b/packages/next-mdx/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/mdx",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "main": "index.js",
   "license": "MIT",
   "repository": {
diff --git a/packages/next-plugin-storybook/package.json b/packages/next-plugin-storybook/package.json
index 883acc6bfeaab..17c307857c8cd 100644
--- a/packages/next-plugin-storybook/package.json
+++ b/packages/next-plugin-storybook/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/plugin-storybook",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "repository": {
     "url": "vercel/next.js",
     "directory": "packages/next-plugin-storybook"
diff --git a/packages/next-polyfill-module/package.json b/packages/next-polyfill-module/package.json
index c61fafb883720..590c4fb1a7b12 100644
--- a/packages/next-polyfill-module/package.json
+++ b/packages/next-polyfill-module/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/polyfill-module",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "description": "A standard library polyfill for ES Modules supporting browsers (Edge 16+, Firefox 60+, Chrome 61+, Safari 10.1+)",
   "main": "dist/polyfill-module.js",
   "license": "MIT",
diff --git a/packages/next-polyfill-nomodule/package.json b/packages/next-polyfill-nomodule/package.json
index 3a78d9dedfcdf..bc9855c03e51e 100644
--- a/packages/next-polyfill-nomodule/package.json
+++ b/packages/next-polyfill-nomodule/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/polyfill-nomodule",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "description": "A polyfill for non-dead, nomodule browsers.",
   "main": "dist/polyfill-nomodule.js",
   "license": "MIT",
diff --git a/packages/next-swc/package.json b/packages/next-swc/package.json
index bedc69cdaddf2..98b7b8af7fd90 100644
--- a/packages/next-swc/package.json
+++ b/packages/next-swc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/swc",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "private": true,
   "scripts": {
     "clean": "node ../../scripts/rm.mjs native",
diff --git a/packages/next/package.json b/packages/next/package.json
index 38bd3b6fa34f3..ac7af9807b80a 100644
--- a/packages/next/package.json
+++ b/packages/next/package.json
@@ -1,6 +1,6 @@
 {
   "name": "next",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "description": "The React Framework",
   "main": "./dist/server/next.js",
   "license": "MIT",
@@ -93,7 +93,7 @@
     ]
   },
   "dependencies": {
-    "@next/env": "14.3.0-canary.78",
+    "@next/env": "15.0.0-rc.0",
     "@swc/helpers": "0.5.11",
     "busboy": "1.6.0",
     "caniuse-lite": "^1.0.30001579",
@@ -157,10 +157,10 @@
     "@jest/types": "29.5.0",
     "@mswjs/interceptors": "0.23.0",
     "@napi-rs/triples": "1.2.0",
-    "@next/polyfill-module": "14.3.0-canary.78",
-    "@next/polyfill-nomodule": "14.3.0-canary.78",
-    "@next/react-refresh-utils": "14.3.0-canary.78",
-    "@next/swc": "14.3.0-canary.78",
+    "@next/polyfill-module": "15.0.0-rc.0",
+    "@next/polyfill-nomodule": "15.0.0-rc.0",
+    "@next/react-refresh-utils": "15.0.0-rc.0",
+    "@next/swc": "15.0.0-rc.0",
     "@opentelemetry/api": "1.6.0",
     "@playwright/test": "1.41.2",
     "@swc/core": "1.5.7",
diff --git a/packages/react-refresh-utils/package.json b/packages/react-refresh-utils/package.json
index d9ecb6d072124..77d9171f4f44e 100644
--- a/packages/react-refresh-utils/package.json
+++ b/packages/react-refresh-utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/react-refresh-utils",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "description": "An experimental package providing utilities for React Refresh.",
   "repository": {
     "url": "vercel/next.js",
diff --git a/packages/third-parties/package.json b/packages/third-parties/package.json
index f6031270539cb..a55f6abb74f18 100644
--- a/packages/third-parties/package.json
+++ b/packages/third-parties/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@next/third-parties",
-  "version": "14.3.0-canary.78",
+  "version": "15.0.0-rc.0",
   "repository": {
     "url": "vercel/next.js",
     "directory": "packages/third-parties"
@@ -26,7 +26,7 @@
     "third-party-capital": "1.0.20"
   },
   "devDependencies": {
-    "next": "14.3.0-canary.78",
+    "next": "15.0.0-rc.0",
     "outdent": "0.8.0",
     "prettier": "2.5.1"
   },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d5efdca4ca212..da6d01795d62b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -753,7 +753,7 @@ importers:
   packages/eslint-config-next:
     dependencies:
       '@next/eslint-plugin-next':
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../eslint-plugin-next
       '@rushstack/eslint-patch':
         specifier: ^1.3.3
@@ -815,7 +815,7 @@ importers:
   packages/next:
     dependencies:
       '@next/env':
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../next-env
       '@swc/helpers':
         specifier: 0.5.11
@@ -943,16 +943,16 @@ importers:
         specifier: 1.2.0
         version: 1.2.0
       '@next/polyfill-module':
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../next-polyfill-module
       '@next/polyfill-nomodule':
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../next-polyfill-nomodule
       '@next/react-refresh-utils':
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../react-refresh-utils
       '@next/swc':
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../next-swc
       '@opentelemetry/api':
         specifier: 1.6.0
@@ -1576,7 +1576,7 @@ importers:
         version: 1.0.20
     devDependencies:
       next:
-        specifier: 14.3.0-canary.78
+        specifier: 15.0.0-rc.0
         version: link:../next
       outdent:
         specifier: 0.8.0