diff --git a/lib/__tests__/fixtures/globs/a(b)/styles.css b/lib/__tests__/fixtures/globs/a(b)/styles.css
new file mode 100644
index 0000000000..077f6dd7c0
--- /dev/null
+++ b/lib/__tests__/fixtures/globs/a(b)/styles.css
@@ -0,0 +1 @@
+a {}
diff --git a/lib/__tests__/standalone-globs.test.js b/lib/__tests__/standalone-globs.test.js
index 2f3f486287..0d9d2c8255 100644
--- a/lib/__tests__/standalone-globs.test.js
+++ b/lib/__tests__/standalone-globs.test.js
@@ -21,6 +21,7 @@ describe('standalone globbing', () => {
 		// ref https://github.com/micromatch/micromatch#matching-features
 		const fixtureDirs = [
 			`[digit]/not-digits`,
+			`a(b)`,
 			`with spaces`,
 			`extglob!(s)`,
 			`got!negate/negate`,
diff --git a/lib/standalone.js b/lib/standalone.js
index e92d9c1946..0f5b46a2dc 100644
--- a/lib/standalone.js
+++ b/lib/standalone.js
@@ -172,14 +172,12 @@ module.exports = function (options) {
 	}
 
 	fileList = fileList.map((entry) => {
-		if (globby.hasMagic(entry)) {
-			const cwd = _.get(globbyOptions, 'cwd', process.cwd());
-			const absolutePath = !path.isAbsolute(entry) ? path.join(cwd, entry) : path.normalize(entry);
+		const cwd = _.get(globbyOptions, 'cwd', process.cwd());
+		const absolutePath = !path.isAbsolute(entry) ? path.join(cwd, entry) : path.normalize(entry);
 
-			if (fs.existsSync(absolutePath)) {
-				// This glob-like path points to a file. Return an escaped path to avoid globbing
-				return fastGlob.escapePath(entry);
-			}
+		if (fs.existsSync(absolutePath)) {
+			// This path points to a file. Return an escaped path to avoid globbing
+			return fastGlob.escapePath(entry);
 		}
 
 		return entry;