diff --git a/packages/integrations/prefetch/@types/network-information.d.ts b/packages/integrations/prefetch/@types/network-information.d.ts
index 8932e1f1a..bf1d787f3 100644
--- a/packages/integrations/prefetch/@types/network-information.d.ts
+++ b/packages/integrations/prefetch/@types/network-information.d.ts
@@ -1,4 +1,4 @@
-export { };
+export {};
 
 declare global {
 	interface NetworkInformation {
@@ -9,7 +9,7 @@ declare global {
 	}
 
 	var NetworkInformation: {
-    prototype: NetworkInformation;
-    new(): NetworkInformation;
+		prototype: NetworkInformation;
+		new (): NetworkInformation;
 	};
 }
diff --git a/packages/integrations/prefetch/src/client.ts b/packages/integrations/prefetch/src/client.ts
index 46a688f9d..9f951c8dd 100644
--- a/packages/integrations/prefetch/src/client.ts
+++ b/packages/integrations/prefetch/src/client.ts
@@ -66,24 +66,27 @@ export interface PrefetchOptions {
 	selector?: string;
 	/**
 	 * The number of pages that can be prefetched concurrently.
-	 * 
+	 *
 	 * @default 1
 	 */
 	throttle?: number;
 }
 
-export default function prefetch({ selector = 'a[href][rel~="prefetch"]', throttle = 1 }: PrefetchOptions) {
+export default function prefetch({
+	selector = 'a[href][rel~="prefetch"]',
+	throttle = 1,
+}: PrefetchOptions) {
 	const conn = navigator.connection;
 
 	if (typeof conn !== 'undefined') {
-    // Don't prefetch if using 2G or if Save-Data is enabled.
-    if (conn.saveData) {
-      return Promise.reject(new Error('Cannot prefetch, Save-Data is enabled'));
-    }
-    if (/2g/.test(conn.effectiveType)) {
-      return Promise.reject(new Error('Cannot prefetch, network conditions are poor'));
-    }
-  }
+		// Don't prefetch if using 2G or if Save-Data is enabled.
+		if (conn.saveData) {
+			return Promise.reject(new Error('Cannot prefetch, Save-Data is enabled'));
+		}
+		if (/2g/.test(conn.effectiveType)) {
+			return Promise.reject(new Error('Cannot prefetch, network conditions are poor'));
+		}
+	}
 
 	const [toAdd, isDone] = throttles(throttle);
 
diff --git a/packages/integrations/prefetch/src/index.ts b/packages/integrations/prefetch/src/index.ts
index 15f52272c..a15f88747 100644
--- a/packages/integrations/prefetch/src/index.ts
+++ b/packages/integrations/prefetch/src/index.ts
@@ -9,9 +9,11 @@ export default function (options: PrefetchOptions = {}): AstroIntegration {
 				// Inject the necessary polyfills on every page (inlined for speed).
 				injectScript(
 					'page',
-					`import prefetch from "@astrojs/prefetch/client.js"; prefetch(${JSON.stringify(options)});`
+					`import prefetch from "@astrojs/prefetch/client.js"; prefetch(${JSON.stringify(
+						options
+					)});`
 				);
-			}
-		}
+			},
+		},
 	};
 }
diff --git a/packages/integrations/prefetch/test/basic-prefetch.test.js b/packages/integrations/prefetch/test/basic-prefetch.test.js
index 897c00590..0dbb571be 100644
--- a/packages/integrations/prefetch/test/basic-prefetch.test.js
+++ b/packages/integrations/prefetch/test/basic-prefetch.test.js
@@ -25,8 +25,14 @@ test.describe('Basic prefetch', () => {
 
 				await page.waitForLoadState('networkidle');
 
-				await expect(requests.has(astro.resolveUrl('/about')), '/about was prefetched').toBeTruthy();
-				await expect(requests.has(astro.resolveUrl('/contact')), '/contact was prefetched').toBeTruthy();
+				await expect(
+					requests.has(astro.resolveUrl('/about')),
+					'/about was prefetched'
+				).toBeTruthy();
+				await expect(
+					requests.has(astro.resolveUrl('/contact')),
+					'/contact was prefetched'
+				).toBeTruthy();
 				await expect(requests.has(astro.resolveUrl('/admin')), '/admin was skipped').toBeFalsy();
 			});
 		});
@@ -55,8 +61,14 @@ test.describe('Basic prefetch', () => {
 
 				await page.waitForLoadState('networkidle');
 
-				await expect(requests.has(astro.resolveUrl('/about')), '/about was prefetched').toBeTruthy();
-				await expect(requests.has(astro.resolveUrl('/contact')), '/contact was prefetched').toBeTruthy();
+				await expect(
+					requests.has(astro.resolveUrl('/about')),
+					'/about was prefetched'
+				).toBeTruthy();
+				await expect(
+					requests.has(astro.resolveUrl('/contact')),
+					'/contact was prefetched'
+				).toBeTruthy();
 				await expect(requests.has(astro.resolveUrl('/admin')), '/admin was skipped').toBeFalsy();
 			});
 		});
diff --git a/packages/integrations/prefetch/test/custom-selectors.test.js b/packages/integrations/prefetch/test/custom-selectors.test.js
index 2ed5b9753..64ac5fc63 100644
--- a/packages/integrations/prefetch/test/custom-selectors.test.js
+++ b/packages/integrations/prefetch/test/custom-selectors.test.js
@@ -6,9 +6,9 @@ const test = testFactory({
 	root: './fixtures/basic-prefetch/',
 	integrations: [
 		prefetch({
-			selector: 'a[href="/contact"]'
+			selector: 'a[href="/contact"]',
 		}),
-	]
+	],
 });
 
 test.describe('Custom prefetch selectors', () => {
@@ -34,7 +34,10 @@ test.describe('Custom prefetch selectors', () => {
 				await page.waitForLoadState('networkidle');
 
 				await expect(requests.has(astro.resolveUrl('/about')), '/about was skipped').toBeFalsy();
-				await expect(requests.has(astro.resolveUrl('/contact')), '/contact was prefetched').toBeTruthy();
+				await expect(
+					requests.has(astro.resolveUrl('/contact')),
+					'/contact was prefetched'
+				).toBeTruthy();
 				await expect(requests.has(astro.resolveUrl('/admin')), '/admin was skipped').toBeFalsy();
 			});
 		});
@@ -64,7 +67,10 @@ test.describe('Custom prefetch selectors', () => {
 				await page.waitForLoadState('networkidle');
 
 				await expect(requests.has(astro.resolveUrl('/about')), '/about was skipped').toBeFalsy();
-				await expect(requests.has(astro.resolveUrl('/contact')), '/contact was prefetched').toBeTruthy();
+				await expect(
+					requests.has(astro.resolveUrl('/contact')),
+					'/contact was prefetched'
+				).toBeTruthy();
 				await expect(requests.has(astro.resolveUrl('/admin')), '/admin was skipped').toBeFalsy();
 			});
 		});
diff --git a/packages/integrations/prefetch/tsconfig.json b/packages/integrations/prefetch/tsconfig.json
index a67ee6859..ae0c4a876 100644
--- a/packages/integrations/prefetch/tsconfig.json
+++ b/packages/integrations/prefetch/tsconfig.json
@@ -5,6 +5,6 @@
     "allowJs": true,
     "module": "ES2020",
     "outDir": "./dist",
-    "target": "ES2020",
+    "target": "ES2020"
   }
 }