diff --git a/server.js b/server.js
index 93815cb..dc565e4 100644
--- a/server.js
+++ b/server.js
@@ -104,7 +104,7 @@ END:VEVENT
         fs.writeFileSync(`${MERGED_CALENDARS_DIR}/${filename}`, icalString);
 
         // Save the user input and generated ID in a separate JSON file
-        saveCalendarData(calendarId, linkGroupName, calendars);
+        saveCalendarData(sanitizedLinkGroupName, linkGroupName, calendars);
 
         res.json({ url: `${req.protocol}://${req.get('host')}/calendar/${calendarId}` });
     } catch (error) {