diff --git a/Application/Controller/Admin/ManufacturerInfoLongdesc.php b/Application/Controller/Admin/ManufacturerInfoLongdesc.php
index b5f8687..2975e06 100644
--- a/Application/Controller/Admin/ManufacturerInfoLongdesc.php
+++ b/Application/Controller/Admin/ManufacturerInfoLongdesc.php
@@ -98,26 +98,6 @@ class ManufacturerInfoLongdesc extends AdminDetailsController
         }
     }
 
-    /**
-     * Returns string which must be edited by editor
-     *
-     * @param \OxidEsales\Eshop\Core\Model\BaseModel $oObject object with field will be used for editing
-     * @param string                                 $sField  name of editable field
-     *
-     * @return string
-     * @deprecated underscore prefix violates PSR12, will be renamed to "getEditValue" in next major
-     */
-    protected function _getEditValue($oManufacturer, $sField) // phpcs:ignore PSR2.Methods.MethodDeclaration.Underscore
-    {
-        $sEditObjectValue = '';
-
-        if ($oManufacturer and $oManufacturer->getId()) {
-            $sEditObjectValue = $this->_processEditValue($oManufacturer->getFieldData(Constants::D3_OXMANUFACTURERS_LONGDESC_FIELDNAME));
-        }
-
-        return $sEditObjectValue;
-    }
-
     /**
      * @return string
      */