diff --git a/widgets/BlogArchiveWidget.php b/widgets/BlogArchiveWidget.php
index 68e129c..fb8f981 100755
--- a/widgets/BlogArchiveWidget.php
+++ b/widgets/BlogArchiveWidget.php
@@ -31,9 +31,12 @@ if(class_exists("Widget")) {
 				$type[$k] = _t("BlogArchiveWidget." . ucfirst(strtolower($v)), $v);
 			}
 
-			$fields->push(DropdownField::create("BlogID", _t("BlogArchiveWidget.Blog", "Blog"), Blog::get()->map()));
-			$fields->push(DropdownField::create("Type", _t("BlogArchiveWidget.Type", "Type"), $type));
-			$fields->push(NumericField::create("NumberToDisplay", _t("BlogArchiveWidget.NumberToDisplay", "No. to Display")));
+			$fields->merge(array(
+				DropdownField::create("BlogID", _t("BlogArchiveWidget.Blog", "Blog"), Blog::get()->map()),
+				DropdownField::create("Type", _t("BlogArchiveWidget.Type", "Type"), $type),
+				NumericField::create("NumberToDisplay", _t("BlogArchiveWidget.NumberToDisplay", "No. to Display"))
+			));
+			$this->extend("updateCMSFields", $fields);
 			return $fields;
 		}
 
diff --git a/widgets/BlogCategoriesWIdget.php b/widgets/BlogCategoriesWIdget.php
index cdc1aee..eb506ab 100755
--- a/widgets/BlogCategoriesWIdget.php
+++ b/widgets/BlogCategoriesWIdget.php
@@ -17,8 +17,11 @@ if(class_exists("Widget")) {
 		);
 
 		public function getCMSFields() {
-			$fields = parent::getCMSFields();
-			$fields->push(DropdownField::create("BlogID", _t("BlogCategoriesWidget.Blog", "Blog"), Blog::get()->map()));
+			$fields = FieldList::create();
+			$fields->push(
+				DropdownField::create("BlogID", _t("BlogCategoriesWidget.Blog", "Blog"), Blog::get()->map())
+			);
+			$this->extend("updateCMSFields", $fields);
 			return $fields;
 		}
 
diff --git a/widgets/BlogRecentPostsWidget.php b/widgets/BlogRecentPostsWidget.php
index 021f9c1..006aa68 100755
--- a/widgets/BlogRecentPostsWidget.php
+++ b/widgets/BlogRecentPostsWidget.php
@@ -19,9 +19,12 @@ if(class_exists("Widget")) {
 		);
 
 		public function getCMSFields() {
-			$fields = parent::getCMSFields();
-			$fields->push(DropdownField::create("BlogID", _t("BlogRecentPostsWidget.Blog", "Blog"), Blog::get()->map()));
-			$fields->push(NumericField::create("NumberOfPosts", _t("BlogRecentPostsWidget.NumberOfPosts", "Number of Posts")));
+			$fields = FieldList::create();
+			$fields->merge(array(
+				DropdownField::create("BlogID", _t("BlogRecentPostsWidget.Blog", "Blog"), Blog::get()->map()),
+				NumericField::create("NumberOfPosts", _t("BlogRecentPostsWidget.NumberOfPosts", "Number of Posts"))
+			));
+			$this->extend("updateCMSFields", $fields);
 			return $fields;
 		}
 
diff --git a/widgets/BlogTagsWidget.php b/widgets/BlogTagsWidget.php
index d977351..ed6e33d 100755
--- a/widgets/BlogTagsWidget.php
+++ b/widgets/BlogTagsWidget.php
@@ -17,8 +17,9 @@ if(class_exists("Widget")) {
 		);
 
 		public function getCMSFields() {
-			$fields = parent::getCMSFields();
+			$fields = FieldList::create();
 			$fields->push(DropdownField::create("BlogID", _t("BlogTagsWidget.Blog", "Blog"), Blog::get()->map()));
+			$this->extend("updateCMSFields", $fields);
 			return $fields;
 		}