diff --git a/.gitignore b/.gitignore
index 58b805f..8029a50 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .DS_Store
-node_modules/
\ No newline at end of file
+node_modules/
+web-ext-artifacts/
\ No newline at end of file
diff --git a/package.json b/package.json
index 6dec726..7847c05 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
   "description": "An extension to quickly add conventional comments",
   "main": "index.js",
   "scripts": {
+    "build:ff": "web-ext build --ignore-files *.gif",
     "test": "echo \"Error: no test specified\" && exit 1",
     "lint": "eslint src/**/*.js && web-ext lint",
     "lint_fix": "eslint --fix src/**/*.js"