diff --git a/src/Modules/Retribusi/Realtime/RealtimeController.php b/src/Modules/Retribusi/Realtime/RealtimeController.php
index 306660e..d5ae5c9 100644
--- a/src/Modules/Retribusi/Realtime/RealtimeController.php
+++ b/src/Modules/Retribusi/Realtime/RealtimeController.php
@@ -48,8 +48,10 @@ class RealtimeController
             : 0;
 
         $locationCode = $queryParams['location_code'] ?? null;
-        if ($locationCode !== null && !is_string($locationCode)) {
+        if ($locationCode !== null && (!is_string($locationCode) || trim($locationCode) === '')) {
             $locationCode = null;
+        } else if ($locationCode !== null) {
+            $locationCode = trim($locationCode);
         }
 
         // Get response body stream