diff --git a/lerna.json b/lerna.json
index afef2d5f7..6a4fc94d7 100644
--- a/lerna.json
+++ b/lerna.json
@@ -1,5 +1,5 @@
 {
-  "version": "5.1.1",
+  "version": "6.0.0-rc.0",
   "npmClient": "yarn",
   "useWorkspaces": true,
   "command": {
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 02ada44fa..e3660ca49 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@tsoa/cli",
   "description": "Build swagger-compliant REST APIs using TypeScript and Node",
-  "version": "5.1.1",
+  "version": "6.0.0-rc.0",
   "main": "./dist/index.js",
   "typings": "./dist/index.d.ts",
   "files": [
@@ -30,7 +30,7 @@
   "author": "Luke Autry <lukeautry@gmail.com> (http://www.lukeautry.com)",
   "license": "MIT",
   "dependencies": {
-    "@tsoa/runtime": "^5.0.0",
+    "@tsoa/runtime": "^6.0.0-rc.0",
     "deepmerge": "^4.3.1",
     "fs-extra": "^11.1.1",
     "glob": "^9.3.4",
diff --git a/packages/runtime/package.json b/packages/runtime/package.json
index 6e39d8e68..2c16270c5 100644
--- a/packages/runtime/package.json
+++ b/packages/runtime/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@tsoa/runtime",
   "description": "Build swagger-compliant REST APIs using TypeScript and Node",
-  "version": "5.0.0",
+  "version": "6.0.0-rc.0",
   "main": "./dist/index.js",
   "typings": "./dist/index.d.ts",
   "files": [
diff --git a/packages/tsoa/package.json b/packages/tsoa/package.json
index 03ce4ab08..3a4985540 100644
--- a/packages/tsoa/package.json
+++ b/packages/tsoa/package.json
@@ -1,7 +1,7 @@
 {
   "name": "tsoa",
   "description": "Build swagger-compliant REST APIs using TypeScript and Node",
-  "version": "5.1.1",
+  "version": "6.0.0-rc.0",
   "main": "./dist/index.js",
   "typings": "./dist/index.d.ts",
   "files": [
@@ -28,8 +28,8 @@
   "author": "Luke Autry <lukeautry@gmail.com> (http://www.lukeautry.com)",
   "license": "MIT",
   "dependencies": {
-    "@tsoa/cli": "^5.1.1",
-    "@tsoa/runtime": "^5.0.0"
+    "@tsoa/cli": "^6.0.0-rc.0",
+    "@tsoa/runtime": "^6.0.0-rc.0"
   },
   "devDependencies": {
     "@types/node": "^16.18.23",
diff --git a/tests/esm/package.json b/tests/esm/package.json
index d6b5bb30b..5ac3c320c 100644
--- a/tests/esm/package.json
+++ b/tests/esm/package.json
@@ -2,7 +2,7 @@
   "name": "tsoa-tests-esm",
   "private": true,
   "description": "Build swagger-compliant REST APIs using TypeScript and Node",
-  "version": "5.1.0",
+  "version": "6.0.0-rc.0",
   "type": "module",
   "sideEffects": false,
   "scripts": {
diff --git a/tests/package.json b/tests/package.json
index 3fc63fe2b..02fe73306 100644
--- a/tests/package.json
+++ b/tests/package.json
@@ -2,7 +2,7 @@
   "name": "tsoa-tests",
   "private": true,
   "description": "Build swagger-compliant REST APIs using TypeScript and Node",
-  "version": "5.1.0",
+  "version": "6.0.0-rc.0",
   "keywords": [
     "typescript",
     "openapi",