diff --git a/packages/integrations/mdx/src/index.ts b/packages/integrations/mdx/src/index.ts
index af63c4ad2..d2525b6e9 100644
--- a/packages/integrations/mdx/src/index.ts
+++ b/packages/integrations/mdx/src/index.ts
@@ -10,11 +10,14 @@ type WithExtends<T> = T | { extends: T };
 type MdxOptions = {
 	remarkPlugins?: WithExtends<MdxRollupPluginOptions['remarkPlugins']>;
 	rehypePlugins?: WithExtends<MdxRollupPluginOptions['rehypePlugins']>;
-}
+};
 
 const DEFAULT_REMARK_PLUGINS = [remarkGfm, remarkSmartypants];
 
-function handleExtends<T>(config: WithExtends<T[] | undefined>, defaults: T[] = []): T[] | undefined {
+function handleExtends<T>(
+	config: WithExtends<T[] | undefined>,
+	defaults: T[] = []
+): T[] | undefined {
 	if (Array.isArray(config)) return config;
 
 	return [...defaults, ...(config?.extends ?? [])];
diff --git a/packages/integrations/mdx/test/mdx-remark-plugins.test.js b/packages/integrations/mdx/test/mdx-remark-plugins.test.js
index 545df3174..dad976989 100644
--- a/packages/integrations/mdx/test/mdx-remark-plugins.test.js
+++ b/packages/integrations/mdx/test/mdx-remark-plugins.test.js
@@ -11,9 +11,11 @@ describe('MDX remark plugins', () => {
 	it('supports custom remark plugins - TOC', async () => {
 		const fixture = await loadFixture({
 			root: FIXTURE_ROOT,
-			integrations: [mdx({
-				remarkPlugins: [remarkToc],
-			})],
+			integrations: [
+				mdx({
+					remarkPlugins: [remarkToc],
+				}),
+			],
 		});
 		await fixture.build();
 
@@ -41,9 +43,11 @@ describe('MDX remark plugins', () => {
 	it('preserves default GitHub-flavored markdown with "extends"', async () => {
 		const fixture = await loadFixture({
 			root: FIXTURE_ROOT,
-			integrations: [mdx({
-				remarkPlugins: { extends: [remarkToc] },
-			})],
+			integrations: [
+				mdx({
+					remarkPlugins: { extends: [remarkToc] },
+				}),
+			],
 		});
 		await fixture.build();