diff --git a/.gitignore b/.gitignore
index e4d04ca..9b8ba84 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,5 @@
 .DS_Store
+node_modules/
 *.log
 coverage/
-node_modules/
-retext-sentence-spacing.js
-retext-sentence-spacing.min.js
 yarn.lock
diff --git a/.prettierignore b/.prettierignore
index 7ac61e2..cebe81f 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,5 +1,2 @@
 coverage/
-retext-sentence-spacing.js
-retext-sentence-spacing.min.js
-*.json
 *.md
diff --git a/package.json b/package.json
index d52fc16..3531ff5 100644
--- a/package.json
+++ b/package.json
@@ -31,24 +31,19 @@
     "unist-util-visit": "^2.0.0"
   },
   "devDependencies": {
-    "browserify": "^17.0.0",
     "c8": "^7.0.0",
     "prettier": "^2.0.0",
     "remark-cli": "^9.0.0",
     "remark-preset-wooorm": "^8.0.0",
     "retext": "^7.0.0",
     "tape": "^5.0.0",
-    "tinyify": "^3.0.0",
     "xo": "^0.37.0"
   },
   "scripts": {
     "format": "remark . -qfo && prettier . -w --loglevel warn && xo --fix",
-    "build-bundle": "browserify . -s retextSentenceSpacing > retext-sentence-spacing.js",
-    "build-mangle": "browserify . -s retextSentenceSpacing -p tinyify > retext-sentence-spacing.min.js",
-    "build": "npm run build-bundle && npm run build-mangle",
     "test-api": "node --conditions development test.js",
     "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov node --conditions development test.js",
-    "test": "npm run format && npm run build && npm run test-coverage"
+    "test": "npm run format && npm run test-coverage"
   },
   "prettier": {
     "tabWidth": 2,
@@ -64,10 +59,7 @@
     "rules": {
       "unicorn/no-array-callback-reference": "off",
       "unicorn/prefer-type-error": "off"
-    },
-    "ignores": [
-      "retext-sentence-spacing.js"
-    ]
+    }
   },
   "remarkConfig": {
     "plugins": [