diff --git a/package.json b/package.json
index 69b0f6f..07437ba 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "d3-force",
-  "version": "2.1.1",
+  "version": "3.0.0",
   "description": "Force-directed graph layout using velocity Verlet integration.",
   "homepage": "https://d3js.org/d3-force/",
   "repository": {