diff --git a/app/Services/LinkosDeviceLogService.php b/app/Services/LinkosDeviceLogService.php
index e86a8a5..2ac1074 100644
--- a/app/Services/LinkosDeviceLogService.php
+++ b/app/Services/LinkosDeviceLogService.php
@@ -449,7 +449,7 @@ class LinkosDeviceLogService
             $y += cos($radian);
         }
 
-        $degree = round(rad2deg(atan($x / $y)));
+        $degree = round(rad2deg(atan2($y, $x)));
 
         if (($x > 0 || $x < 0) && $y < 0) {
             $degree += 180;