diff --git a/package.json b/package.json
index d9850afefd..975073c664 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,6 @@
     "wcoverage": "cross-env COVERAGE=true BROWSER=webkit npm run unit",
     "tsc": "tsc -p .",
     "clean": "rimraf lib",
-    "prepublishOnly": "npm run clean",
     "build": "node utils/runWebpack.js --mode='development' && tsc -p .",
     "watch": "node utils/runWebpack.js --mode='development' --watch --silent | tsc -w -p .",
     "apply-next-version": "node utils/apply_next_version.js",