diff --git a/package.json b/package.json
index b06568a..a9d4547 100644
--- a/package.json
+++ b/package.json
@@ -11,11 +11,12 @@
 	"scripts": {
 		"copy-browser-polyfill": "cp node_modules/webextension-polyfill/dist/browser-polyfill.js src/browser-polyfill.js",
 		"copy-version": "sed -i 's/^\t\"version\": \".*\",$/\t\"version\": \"'$(rg '^\t\"version\": \"(.+)\",$' -r '$1' < package.json)'\",/' manifest.json",
+		"build": "web-ext build -o -i README.md package.json package-lock.json",
 		"test": "echo \"Error: no test specified\" && exit 0",
 		"postinstall": "npm run copy-browser-polyfill",
 		"preversion": "npm test",
 		"version": "npm run copy-version && git add -u",
-		"postversion": "web-ext build"
+		"postversion": "npm run build"
 	},
 	"repository": {
 		"type": "git",