diff --git a/package.json b/package.json
index 14b89e9c3..45b559392 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
 	"name": "jquery-ui",
 	"title": "jQuery UI",
 	"description": "A curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library.",
-	"version": "1.13.0-pre",
+	"version": "1.13.1-pre",
 	"homepage": "http://jqueryui.com",
 	"author": {
 		"name": "jQuery Foundation and other contributors",