diff --git a/packages/svelte/src/compiler/errors.js b/packages/svelte/src/compiler/errors.js
index c7beb71737..d63773549b 100644
--- a/packages/svelte/src/compiler/errors.js
+++ b/packages/svelte/src/compiler/errors.js
@@ -1,12 +1,13 @@
 /* This file is generated by scripts/process-messages/index.js. Do not edit! */
 
+import * as state from './state.js';
+
 /** @typedef {{ start?: number, end?: number }} NodeLike */
 // interface is duplicated between here (used internally) and ./interfaces.js
 // (exposed publicly), and I'm not sure how to avoid that
 export class CompileError extends Error {
 	name = 'CompileError';
-	/** @type {import('#compiler').CompileError['filename']} */
-	filename = undefined;
+	filename = state.filename;
 	/** @type {import('#compiler').CompileError['position']} */
 	position = undefined;
 	/** @type {import('#compiler').CompileError['start']} */
@@ -24,6 +25,11 @@ export class CompileError extends Error {
 		super(message);
 		this.code = code;
 		this.position = position;
+
+		if (position) {
+			this.start = state.locator(position[0]);
+			this.end = state.locator(position[1]);
+		}
 	}
 
 	toString() {