diff --git a/package.json b/package.json
index 90e8ca8..ae43241 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "papaparse",
-	"version": "4.6.2",
+	"version": "5.0.0-alpha",
 	"description": "Fast and powerful CSV parser for the browser that supports web workers and streaming large files. Converts CSV to JSON and JSON to CSV.",
 	"keywords": [
 		"csv",
diff --git a/papaparse.js b/papaparse.js
index f39a108..8703ec8 100755
--- a/papaparse.js
+++ b/papaparse.js
@@ -1,6 +1,6 @@
 /* @license
 Papa Parse
-v4.6.2
+v5.0.0-alpha
 https://github.com/mholt/PapaParse
 License: MIT
 */