diff --git a/routes/api/heartbeat.js b/routes/api/heartbeat.js
index 574a13c..67dad4f 100644
--- a/routes/api/heartbeat.js
+++ b/routes/api/heartbeat.js
@@ -8,7 +8,7 @@ router.post('/', global.auth, async (req, res) => {
 		return res.status(400).json({ error: 'Missing required fields' });
 	}
 
-	db.get('SELECT * FROM analytics WHERE id = ?', [serverId], (err, row) => {
+	db.get('SELECT * FROM analytics WHERE id = ? AND endTime IS NULL', [serverId], (err, row) => {
 		if (err) {
 			console.error('Failed to find server for heartbeat', err);
 			return res.status(500).json({ error: 'Database error' });