diff --git a/routes/api/startup.js b/routes/api/startup.js
index 12c9fa6..77960c9 100644
--- a/routes/api/startup.js
+++ b/routes/api/startup.js
@@ -5,7 +5,7 @@ const db = global.db;
 router.post('/', async (req, res) => {
 	const { serverId, serverStartTime, revision, placeId} = req.body;
 	console.log('Received startup data:', req.body);
-	if (!serverId || !serverStartTime || !revision || !placeId) {
+	if (serverId === undefined || serverStartTime === undefined || revision === undefined || placeId === undefined) {
 		return res.status(400).json({ error: 'Missing required fields' });
 	}
 	console.log(`Recording startup: ${serverId} at ${serverStartTime} for place ${placeId} rev ${revision}`);