diff --git a/packages/astro/src/runtime/server/render/util.ts b/packages/astro/src/runtime/server/render/util.ts
index 6c5080367d..817ca5c324 100644
--- a/packages/astro/src/runtime/server/render/util.ts
+++ b/packages/astro/src/runtime/server/render/util.ts
@@ -92,7 +92,9 @@ Make sure to use the static attribute syntax (\`${key}={value}\`) instead of the
 	// support object styles for better JSX compat
 	if (key === 'style' && !(value instanceof HTMLString)) {
 		if (Array.isArray(value) && value.length === 2) {
-			return markHTMLString(` ${key}="${toAttributeString(`${toStyleString(value[0])};${value[1]}`, shouldEscape)}"`);
+			return markHTMLString(
+				` ${key}="${toAttributeString(`${toStyleString(value[0])};${value[1]}`, shouldEscape)}"`
+			);
 		}
 		if (typeof value === 'object') {
 			return markHTMLString(` ${key}="${toAttributeString(toStyleString(value), shouldEscape)}"`);
diff --git a/packages/astro/test/astro-directives.test.js b/packages/astro/test/astro-directives.test.js
index 9b90d59bf6..2a86e4ba2c 100644
--- a/packages/astro/test/astro-directives.test.js
+++ b/packages/astro/test/astro-directives.test.js
@@ -61,7 +61,9 @@ describe('Directives', async () => {
 		expect($('style')).to.have.lengthOf(0);
 
 		// Inject style attribute on top-level element in page
-		expect($('#compound-style').attr('style').toString()).to.include('color:var(--fg);--fg: black;--bg: white;');
+		expect($('#compound-style').attr('style').toString()).to.include(
+			'color:var(--fg);--fg: black;--bg: white;'
+		);
 	});
 
 	it('set:html', async () => {