diff --git a/discovery.php b/discovery.php
index 93ca69a09f..a8e48c6495 100755
--- a/discovery.php
+++ b/discovery.php
@@ -106,8 +106,8 @@ if ($config['distributed_poller'] === true) {
 }
 
 foreach (dbFetch("SELECT * FROM `devices` WHERE status = 1 AND disabled = 0 $where ORDER BY device_id DESC") as $device) {
-    if (dbGetLock('polling.' . $device['device_id'])) {
-    discover_device($device, $options);
+    if (dbGetLock('discovering.' . $device['device_id'])) {
+        discover_device($device, $options);
     }
 }