diff --git a/src/lib/helpers/studioLayout.ts b/src/lib/helpers/studioLayout.ts
index abe9d363a..deed3aac9 100644
--- a/src/lib/helpers/studioLayout.ts
+++ b/src/lib/helpers/studioLayout.ts
@@ -7,7 +7,7 @@ const userPreferences = () => get(user)?.prefs;
 
 export function getChatWidthFromPrefs() {
     const currentPrefs = userPreferences();
-    if ('studioChatWidth' in currentPrefs) {
+    if (currentPrefs?.studioChatWidth) {
         if (window) {
             const maxSize = page.data?.subNavigation
                 ? window.innerWidth - 660