diff --git a/package.json b/package.json
index 1297fc5..deac49c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "us-atlas",
-  "version": "0.1.1",
+  "version": "1.0.0",
   "description": "Roll your own TopoJSON from the National Atlas one million-scale dataset.",
   "license": "BSD-3-Clause",
   "keywords": [