diff --git a/package.json b/package.json
index 9cf18f8..def44fa 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "ttycolor",
   "description": "Terminal colors that respect whether a stream is a tty",
-  "version": "0.9.0",
+  "version": "1.0.0",
   "author": "muji <noop@xpm.io>",
   "license": "MIT",
   "repository": {