diff --git a/server/src/cronTasks.js b/server/src/cronTasks.js
index fdbd040..ba38887 100644
--- a/server/src/cronTasks.js
+++ b/server/src/cronTasks.js
@@ -17,7 +17,7 @@ cron.schedule('*/1 * * * *', async () => {
 
   const devices = await updateDevicesInfo()
 
-  let mappings = null
+  let mappings = 0
 
   if (devices > 0) mappings = await updateUserIdMappings()