From 971f463fea43c3d989599892539c0fe7bb49bd8c Mon Sep 17 00:00:00 2001
From: ComputerGuy <63362464+Ocean-OS@users.noreply.github.com>
Date: Fri, 6 Jun 2025 21:43:55 -0700
Subject: [PATCH] bump acorn parser version

---
 .changeset/brave-baboons-suffer.md                   | 5 +++++
 packages/svelte/src/compiler/phases/1-parse/acorn.js | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)
 create mode 100644 .changeset/brave-baboons-suffer.md

diff --git a/.changeset/brave-baboons-suffer.md b/.changeset/brave-baboons-suffer.md
new file mode 100644
index 0000000000..27225f09e1
--- /dev/null
+++ b/.changeset/brave-baboons-suffer.md
@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+chore: update acorn parser `ecmaVersion` to parse import attributes
diff --git a/packages/svelte/src/compiler/phases/1-parse/acorn.js b/packages/svelte/src/compiler/phases/1-parse/acorn.js
index 36f7688c49..26a09abb66 100644
--- a/packages/svelte/src/compiler/phases/1-parse/acorn.js
+++ b/packages/svelte/src/compiler/phases/1-parse/acorn.js
@@ -36,7 +36,7 @@ export function parse(source, typescript, is_script) {
 		ast = parser.parse(source, {
 			onComment,
 			sourceType: 'module',
-			ecmaVersion: 13,
+			ecmaVersion: 16,
 			locations: true
 		});
 	} finally {
@@ -64,7 +64,7 @@ export function parse_expression_at(source, typescript, index) {
 	const ast = parser.parseExpressionAt(source, index, {
 		onComment,
 		sourceType: 'module',
-		ecmaVersion: 13,
+		ecmaVersion: 16,
 		locations: true
 	});