diff --git a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/OptionField.php b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/OptionField.php
index 8e1fbaf8d..488e1cb16 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/OptionField.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/OptionField.php
@@ -34,26 +34,21 @@ namespace OPNsense\Base\FieldTypes;
  */
 class OptionField extends BaseListField
 {
-    /**
-     * @var string static option list, no need to parse the same structure multiple times
-     */
-    private static $internalCacheOptionList = [];
-
     /**
      * setter for option values
      * @param $data
      */
     public function setOptionValues($data)
     {
-        if (is_array($data) && empty(self::$internalCacheOptionList)) {
-            self::$internalCacheOptionList = [];
+        if (is_array($data)) {
+            $this->internalOptionList = [];
             // copy options to internal structure, make sure we don't copy in array structures
             foreach ($data as $key => $value) {
                 if (!is_array($value)) {
-                    self::$internalCacheOptionList[$key] = gettext($value);
+                    $this->internalOptionList[$key] = gettext($value);
                 } else {
                     foreach ($value as $subkey => $subval) {
-                        self::$internalCacheOptionList[$subkey] = [
+                        $this->internalOptionList[$subkey] = [
                             'value' => $subval,
                             'optgroup' => $key
                         ];
@@ -61,6 +56,5 @@ class OptionField extends BaseListField
                 }
             }
         }
-        $this->internalOptionList = self::$internalCacheOptionList;
     }
 }