diff --git a/.gitignore b/.gitignore
index c4ca72a..8cb6eea 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ tmp
 dist
 yarn-error.log
 vscode-icons
+firefox-profile
diff --git a/package.json b/package.json
index 82967ff..e937759 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "scripts": {
     "dev": "VERSION=dev-v$(node scripts/get-version.js) webpack --watch",
     "dev-safari": "TARGET=safari yarn run dev",
-    "debug-firefox": "web-ext run -s dist",
+    "debug-firefox": "web-ext run --source-dir=dist --firefox-profile=firefox-profile --profile-create-if-missing --keep-profile-changes --start-url github.com/EnixCoda/Gitako",
     "analyse-bundle": "ANALYSE= NODE_ENV=production webpack",
     "postinstall": "rm -rf node_modules/@types/react-native && node scripts/fix-pjax-api",
     "build": "VERSION=v$(node scripts/get-version.js) NODE_ENV=production webpack",