diff --git a/gulpfile.js b/gulpfile.js
index b2e008912a..0d0e8d7341 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -8,7 +8,6 @@ const rename = require('gulp-rename');
 const sourcemaps = require('gulp-sourcemaps');
 const cssnano = require('cssnano');
 const postcss = require('gulp-postcss');
-const stylefmt = require('gulp-stylefmt');
 const sorting = require('postcss-sorting');
 const atimport = require('postcss-import');
 const torem = require('postcss-pxtorem');
@@ -34,7 +33,6 @@ gulp.task('css', () => {
 			sorting(sortOrder)
 		])
 	)
-	.pipe(stylefmt())
 	.pipe(gulp.dest(build.css));
 
 	return css;
diff --git a/package.json b/package.json
index 4f7a0d7d5a..cc9f74c511 100644
--- a/package.json
+++ b/package.json
@@ -46,8 +46,6 @@
 	},
 	"homepage": "https://www.phpbb.com",
 	"devDependencies": {
-		"acorn": "^7.0.0",
-		"braces": "^3.0.2",
 		"cssnano": "^4.1.10",
 		"del": "^5.0.0",
 		"gulp": "^4.0.2",
@@ -56,7 +54,6 @@
 		"gulp-rename": "^1.4.0",
 		"gulp-sass": "^4.0.2",
 		"gulp-sourcemaps": "^2.6.5",
-		"gulp-stylefmt": "^1.1.0",
 		"postcss-import": "^12.0.1",
 		"postcss-pxtorem": "^4.0.1",
 		"postcss-sorting": "^5.0.1",