diff --git a/core/model/DataObject.php b/core/model/DataObject.php
index 67e82d455..b86b3331a 100644
--- a/core/model/DataObject.php
+++ b/core/model/DataObject.php
@@ -2541,8 +2541,10 @@ class DataObject extends ViewableData implements DataObjectInterface {
 				$autoLabels[$name] = FormField::name_to_label($name);
 			}
 		}
-		
-		return array_merge((array)$autoLabels, (array)$customLabels);
+		$labels = array_merge((array)$autoLabels, (array)$customLabels);
+		$this->extend('updateFieldLabels', $labels);
+
+		return $labels;
 	}
 	
 	/**
diff --git a/core/model/DataObjectDecorator.php b/core/model/DataObjectDecorator.php
index 29171e1eb..0017f18a9 100755
--- a/core/model/DataObjectDecorator.php
+++ b/core/model/DataObjectDecorator.php
@@ -137,6 +137,20 @@ abstract class DataObjectDecorator extends Extension {
 		}
 	}
 	
+	/**
+	 * this function is used to provide modifications to the fields labels in CMS
+	 * by the decorator
+	 * By default, the fieldLabels() of its owner will merge more fields defined in the decorator's
+	 * $extra_fields['field_labels']
+	 */
+	function updateFieldLabels(&$lables){
+		$extra_fields = $this->extraDBFields();
+		if(isset($extra_fields['field_labels'])){
+			$field_labels = $extra_fields['field_labels'];
+			if($field_labels) $lables = array_merge($lables, $field_labels);
+		}
+	}
+	
 	function updateSummaryFieldsExcludeExtra(&$fields){
 		$extra_fields = $this->extraDBFields();
 		if(isset($extra_fields['summary_fields'])){