diff --git a/src/compiler/parse/read/script.ts b/src/compiler/parse/read/script.ts
index 297d5d941b..8260894215 100644
--- a/src/compiler/parse/read/script.ts
+++ b/src/compiler/parse/read/script.ts
@@ -31,16 +31,14 @@ function get_context(parser: Parser, attributes: any[], start: number): string {
 export default function read_script(parser: Parser, start: number, attributes: Node[]): Script {
 	const script_start = parser.index;
 	const script_end = parser.template.indexOf(script_closing_tag, script_start);
-	const script_start_line = parser.template.slice(0, script_start).split('\n').length - 1;
 
 	if (script_end === -1) parser.error({
 		code: `unclosed-script`,
 		message: `<script> must have a closing tag`
 	});
 
-	const source = '\n'.repeat(script_start_line) + ' '.repeat(script_start - script_start_line) +
+	const source = parser.template.slice(0, script_start).replace(/[^\n]/g, ' ') +
 		parser.template.slice(script_start, script_end);
-
 	parser.index = script_end + script_closing_tag.length;
 
 	let ast: Program;