diff --git a/endpoints/logistics.tracking.php b/endpoints/logistics.tracking.php
index e922f80..0a0ac1c 100644
--- a/endpoints/logistics.tracking.php
+++ b/endpoints/logistics.tracking.php
@@ -17,7 +17,7 @@ if (!empty($VARS["carrier"])) {
 if ($carrier == "") {
     $codeparts = explode(":", $code);
     if (count($codeparts) == 2) {
-        switch (strtoupper(trim($codeparts[1]))) {
+        switch (strtoupper(trim($codeparts[0]))) {
             case "FEDEX":
                 $carrier = "fedex";
                 break;