diff --git a/lib/Push.php b/lib/Push.php
index 571059c5d..495015c66 100644
--- a/lib/Push.php
+++ b/lib/Push.php
@@ -211,6 +211,7 @@ public function pushToDevice(int $id, INotification $notification, ?OutputInterf
 		$maxAge = time() - 60 * 24 * 60 * 60;
 
 		foreach ($devices as $device) {
+			$device['token'] = (int) $device['token'];
 			$this->printInfo('');
 			$this->printInfo('Device token:' . $device['token']);
 
@@ -262,6 +263,7 @@ public function pushDeleteToDevice(string $userId, int $notificationId, string $
 
 		$userKey = $this->keyManager->getKey($user);
 		foreach ($devices as $device) {
+			$device['token'] = (int) $device['token'];
 			if (!$this->validateToken($device['token'], $maxAge)) {
 				// Token does not exist anymore
 				continue;