diff --git a/packages/svelte/src/compiler/phases/constants.js b/packages/svelte/src/compiler/phases/constants.js
index 822174d4dd..5fd1005144 100644
--- a/packages/svelte/src/compiler/phases/constants.js
+++ b/packages/svelte/src/compiler/phases/constants.js
@@ -26,6 +26,8 @@ export const VoidElements = [
 	'wbr'
 ];
 
+export const RawTextElements = ['textarea', 'script', 'style', 'title'];
+
 export const PassiveEvents = ['wheel', 'touchstart', 'touchmove', 'touchend', 'touchcancel'];
 
 export const Runes = /** @type {const} */ ([
diff --git a/packages/svelte/src/internal/server/index.js b/packages/svelte/src/internal/server/index.js
index fa491a94b8..35ff92cbd3 100644
--- a/packages/svelte/src/internal/server/index.js
+++ b/packages/svelte/src/internal/server/index.js
@@ -9,6 +9,7 @@ import {
 } from '../../constants.js';
 import { DEV } from 'esm-env';
 import { UNINITIALIZED } from '../client/constants.js';
+import { RawTextElements } from '../../compiler/phases/constants.js';
 
 export * from '../client/validate.js';
 
@@ -64,8 +65,6 @@ export const VoidElements = new Set([
 	'wbr'
 ]);
 
-export const RawTextElements = new Set(['textarea', 'script', 'style', 'title']);
-
 /**
  * @type {Element | null}
  */
@@ -164,11 +163,11 @@ export function element(payload, tag, attributes_fn, children_fn) {
 	payload.out += `>`;
 
 	if (!VoidElements.has(tag)) {
-		if (!RawTextElements.has(tag)) {
+		if (!RawTextElements.includes(tag)) {
 			payload.out += '<![>';
 		}
 		children_fn();
-		if (!RawTextElements.has(tag)) {
+		if (!RawTextElements.includes(tag)) {
 			payload.out += '<!]>';
 		}
 		payload.out += `</${tag}>`;