diff --git a/packages/astro/src/@types/astro.ts b/packages/astro/src/@types/astro.ts
index 40bf6d93a..70969f7ec 100644
--- a/packages/astro/src/@types/astro.ts
+++ b/packages/astro/src/@types/astro.ts
@@ -423,7 +423,7 @@ export interface AstroUserConfig {
 	 * Default: false
 	 */
 	experimentalIntegrations?: boolean;
-		
+
 	/**
 	 * @docs
 	 * @name vite
diff --git a/packages/astro/src/core/config.ts b/packages/astro/src/core/config.ts
index 884edca71..a675252f1 100644
--- a/packages/astro/src/core/config.ts
+++ b/packages/astro/src/core/config.ts
@@ -210,14 +210,16 @@ export async function validateConfig(userConfig: any, root: string): Promise<Ast
 	};
 	// Final-Pass Validation (perform checks that require the full config object)
 	if (!result.experimentalIntegrations && !result.integrations.every((int) => int.name.startsWith('@astrojs/'))) {
-		throw new Error([
-			`Astro integrations are still experimental.`,
-			``,
-			`Only official "@astrojs/*" integrations are currently supported.`,
-			`To enable 3rd-party integrations, use the "--experimental-integrations" flag.`,
-			`Breaking changes may occur in this API before Astro v1.0 is released.`,
-			``
-		].join('\n'));
+		throw new Error(
+			[
+				`Astro integrations are still experimental.`,
+				``,
+				`Only official "@astrojs/*" integrations are currently supported.`,
+				`To enable 3rd-party integrations, use the "--experimental-integrations" flag.`,
+				`Breaking changes may occur in this API before Astro v1.0 is released.`,
+				``,
+			].join('\n')
+		);
 	}
 	// If successful, return the result as a verified AstroConfig object.
 	return result;