diff --git a/controllers/ApiController.php b/controllers/ApiController.php
index 3db5bb7d..67b3e473 100644
--- a/controllers/ApiController.php
+++ b/controllers/ApiController.php
@@ -486,9 +486,14 @@ class ApiController extends Controller {
                 'data' => "false"
             ]);
         } else {
-            if ($this->check512())
-                $updating->data = "true";
-            else
+            if ($this->check512()) {
+                $currentCache = json_decode(file_get_contents("http://localhost:2305/current-cache"), true);
+                if ($currentCache['n_128'] == $currentCache['n_512']) {
+                        $updating->data = "true";
+                } else {
+                        $updating->data = "false";
+                }
+            } else
                 $updating->data = "false";
             $updating->save();
         }