diff --git a/src/ListJsonTable.php b/src/ListJsonTable.php
index 10960c7..74e3218 100644
--- a/src/ListJsonTable.php
+++ b/src/ListJsonTable.php
@@ -119,7 +119,7 @@ class ListJsonTable
                 foreach ($row as $key => $ceil) {
                     if ($this->issetColumn($key) and $this->is_fillable($key)) {
                         if($this->beforePrintCell) {
-                            $ceil = $this->setCustomHandler($this->beforePrintCell, $key, $ceil);
+                            $ceil = $this->getCustomCeil($key, $ceil);
                         }
                         $this->html .= "<td>" . $ceil . "</td>";
                     }
@@ -311,9 +311,9 @@ class ListJsonTable
         }
     }
 
-    public function setCustomHandler(Closure|array $handler, string $key, string $ceil)
+    public function getCustomCeil(string $key, string $ceil)
     {
-        if (is_array($handler)) {
+        if (is_array($this->beforePrintCell)) {
             foreach ($this->beforePrintCell as $column => $closure) {
                 if ($key == $column) {
                     $hook = $closure;
@@ -324,7 +324,7 @@ class ListJsonTable
             $hook = $this->beforePrintCell;
             $ceil = $hook($key, $ceil);
         }
-        return $ceil;
 
+        return $ceil;
     }
 }
\ No newline at end of file