diff --git a/src/Charcoal/Model/AbstractModel.php b/src/Charcoal/Model/AbstractModel.php
index 33036f3e..25f2364c 100644
--- a/src/Charcoal/Model/AbstractModel.php
+++ b/src/Charcoal/Model/AbstractModel.php
@@ -166,7 +166,7 @@ public function mergeData(array $data)
             }
 
             $property = $this->p($propIdent);
-            if ($property->l10n() && is_array($val)) {
+            if ($property['l10n'] && is_array($val)) {
                 $currentValue = json_decode(json_encode($this[$propIdent]), true);
                 if (is_array($currentValue)) {
                     $this[$propIdent] = array_merge($currentValue, $val);