diff --git a/app/Views/v2/dialog_sample.php b/app/Views/v2/dialog_sample.php
index 4963d01..cc26aff 100644
--- a/app/Views/v2/dialog_sample.php
+++ b/app/Views/v2/dialog_sample.php
@@ -57,7 +57,7 @@
               <button class="btn btn-sm btn-secondary px-2 py-1"><i class="fa-solid fa-printer"></i></button>
               <button class="btn btn-sm btn-success px-2 py-1" onclick="collect({{accessnumber}}, {{sampcode}}, 1)"><h6 class="p-0 m-0">Coll.</h6></button>
               <button class="btn btn-sm btn-warning px-2 py-1" onclick="collect({{accessnumber}}, {{sampcode}}, 0)"><h6 class="p-0 m-0">Un-Coll.</h6></button>
-              <button class="btn btn-sm btn-warning px-2 py-1" onclick="unreceive({{accessnumber}}, {{sampcode}})"><h6 class="p-0 m-0">Un-Recv.</h6></button>
+              <button class="btn btn-sm gbtn-warning px-2 py-1" onclick="unreceive({{accessnumber}}, {{sampcode}})"><h6 class="p-0 m-0">Un-Recv.</h6></button>
             </td>
             <td>