diff --git a/specs/define-config.spec.ts b/specs/define-config.spec.ts
index 8a1caca..31facce 100644
--- a/specs/define-config.spec.ts
+++ b/specs/define-config.spec.ts
@@ -36,7 +36,7 @@ describe('Prettier Config', async () => {
   spec('should return config', async () => {
     expectTypeOf(
       defineConfig({
-        ...options,
+        options,
         overrides: [
           {
             excludeFiles: ['path/to/file'],
diff --git a/src/index.ts b/src/index.ts
index 82e315f..d25a3de 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,7 +5,7 @@ import type { Config } from 'prettier';
  *
  * @param {object} config Prettier.
  *
- * @returns Prettier config.
+ * @return Prettier config.
  */
 const defineConfig = (config: Config): Config => config;