diff --git a/package.json b/package.json
index 51162b8..387eb47 100644
--- a/package.json
+++ b/package.json
@@ -27,13 +27,13 @@
     "build:chrome": "rm -rf build/chrome && BUILD_PATH=./build/chrome REACT_APP_CLIENT=chrome react-app-rewired build && rm build/chrome/content.html",
     "build:edge": "rm -rf build/edge && cp -r build/chrome build/edge",
     "build:firefox": "rm -rf build/firefox && cp -r build/chrome build/firefox && cat ./build/firefox/manifest.firefox.json > ./build/firefox/manifest.json && rm build/*/manifest.firefox.json",
-    "build:thunderbird":"rm -rf build/thunderbird && cp -r build/chrome build/thunderbird && cat ./build/thunderbird/manifest.thunderbird.json > ./build/thunderbird/manifest.json && cp ./build/thunderbird/background.thunderbird.js ./build/thunderbird/background.js && rm build/*/manifest.thunderbird.json && rm build/*/background.thunderbird.js",
+    "build:thunderbird":"rm -rf build/thunderbird && cp -r build/chrome build/thunderbird && cat ./build/thunderbird/manifest.thunderbird.json > ./build/thunderbird/manifest.json && cp ./build/thunderbird/backgroundthunderbird.js ./build/thunderbird/background.js && rm build/*/manifest.thunderbird.json && rm build/*/backgroundthunderbird.js && rm build/*/backgroundthunderbird.js.LICENSE.txt", 
     "build:web": "rm -rf build/web && BUILD_PATH=./build/web REACT_APP_CLIENT=userscript react-app-rewired build",
     "build:userscript-ios": "file1=build/web/kiss-translator.user.js file2=build/web/kiss-translator-ios-safari.user.js && cp $file1 $file2 && sed -i 's|// @grant         unsafeWindow|// @inject-into   content|g' $file2",
     "build:userscript": "rm -rf build/userscript && mkdir build/userscript && cp build/web/*.user.js build/userscript/",
     "build:rules": "babel-node src/rules.js",
-    "build": "pnpm build:chrome && pnpm build:edge && pnpm build:firefox && pnpm build:web && pnpm build:userscript-ios && pnpm build:userscript && pnpm build:rules",
-    "zip": "cd build && zip -r chrome.zip chrome && zip -r edge.zip edge && cd firefox && zip -r ../firefox.zip .",
+    "build": "pnpm build:chrome && pnpm build:edge && pnpm build:firefox && pnpm build:thunderbird && pnpm build:web && pnpm build:userscript-ios && pnpm build:userscript && pnpm build:rules",
+    "zip": "cd build && zip -r chrome.zip chrome && zip -r edge.zip edge && (cd firefox && zip -r ../firefox.zip .) && (cd thunderbird && zip -r ../thunderbird.zip .)",
     "test": "react-app-rewired test",
     "eject": "react-scripts eject"
   },