diff --git a/package.json b/package.json
index 7871bd4..25dad0f 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   "devDependencies": {
     "d3-polygon": "1",
     "eslint": "3",
-    "package-preamble": "0.0",
+    "package-preamble": "0.1",
     "rollup": "0.41",
     "tape": "4",
     "uglify-js": "^2.8.11"