diff --git a/modules/blog/blog.controller.php b/modules/blog/blog.controller.php
index 65eca81e0..1a5c3934a 100644
--- a/modules/blog/blog.controller.php
+++ b/modules/blog/blog.controller.php
@@ -403,6 +403,9 @@
             $args->group_srls = str_replace('|@|',',',$args->group_srls);
             $args->parent_srl = (int)$args->parent_srl;
 
+            $oDB = &DB::getInstance();
+            $oDB->begin();
+
             // 이미 존재하는지를 확인
             $oBlogModel = &getModel('blog');
             $category_info = $oBlogModel->getCategoryInfo($args->category_srl);
@@ -410,18 +413,42 @@
             // 존재하게 되면 update를 해준다
             if($category_info->category_srl == $args->category_srl) {
                 $output = executeQuery('blog.updateCategory', $args);
-                if(!$output->toBool()) return $output;
+                if(!$output->toBool()) {
+                    $oDB->rollback();
+                    return $output;
+                }
+
+                $oDocumentController = &getController('document');
+                $document_args->category_srl = $args->category_srl;
+                $document_args->title = $args->name ;
+                $output = $oDocumentController->updateCategory($document_args);
+                if(!$output->toBool()) {
+                    $oDB->rollback();
+                    return $output;
+                }
 
             // 존재하지 않으면 insert를 해준다
             } else {
                 $args->listorder = -1*$args->category_srl;
                 $output = executeQuery('blog.insertCategory', $args);
-                if(!$output->toBool()) return $output;
+                if(!$output->toBool()) {
+                    $oDB->rollback();
+                    return $output;
+                }
+
+                $oDocumentController = &getController('document');
+                $output = $oDocumentController->insertCategory($args->module_srl, $args->name, $args->category_srl);
+                if(!$output->toBool()) {
+                    $oDB->rollback();
+                    return $output;
+                }
             }
 
             // XML 파일을 갱신하고 위치을 넘겨 받음
             $xml_file = $this->makeXmlFile($args->module_srl);
 
+            $oDB->commit();
+
             $this->add('xml_file', $xml_file);
             $this->add('module_srl', $args->module_srl);
             $this->add('category_srl', $args->category_srl);
@@ -435,6 +462,9 @@
             // 변수 정리 
             $args = Context::gets('module_srl','category_srl');
 
+            $oDB = &DB::getInstance();
+            $oDB->begin();
+
             $oBlogModel = &getModel('blog');
 
             // 원정보를 가져옴 
@@ -443,16 +473,35 @@
 
             // 자식 노드가 있는지 체크하여 있으면 삭제 못한다는 에러 출력
             $output = executeQuery('blog.getChildCategoryCount', $args);
-            if(!$output->toBool()) return $output;
-            if($output->data->count>0) return new Object(-1, 'msg_cannot_delete_for_child');
+            if(!$output->toBool()) {
+                $oDB->rollback();
+                return $output;
+            }
+
+            if($output->data->count>0) {
+                $oDB->rollback();
+                return new Object(-1, 'msg_cannot_delete_for_child');
+            }
 
             // DB에서 삭제
             $output = executeQuery("blog.deleteCategory", $args);
-            if(!$output->toBool()) return $output;
+            if(!$output->toBool()) {
+                $oDB->rollback();
+                return $output;
+            }
+
+            $oDocumentController = &getController('document');
+            $output = $oDocumentController->deleteCategory($args->category_srl);
+            if(!$output->toBool()) {
+                $oDB->rollback();
+                return $output;
+            }
 
             // XML 파일을 갱신하고 위치을 넘겨 받음
             $xml_file = $this->makeXmlFile($args->module_srl);
 
+            $oDB->commit();
+
             $this->add('xml_file', $xml_file);
             $this->add('category_srl', $parent_srl);
             $this->setMessage('success_deleted');
diff --git a/modules/blog/blog.view.php b/modules/blog/blog.view.php
index 8ee035470..b08612a05 100644
--- a/modules/blog/blog.view.php
+++ b/modules/blog/blog.view.php
@@ -88,14 +88,9 @@
             if($this->grant->list) Context::set('rss_url', getUrl('','mid',$this->mid,'act','dispBlogRss'));
 
             // 카테고리 목록을 가져오고 선택된 카테고리의 값을 설정
-            $oBlogModel = &getModel('blog');
-            $category_list = $oBlogModel->getCategoryList($this->module_info->module_srl);
-            if(count($category_list)) {
-                foreach($category_list as $key => $val) {
-                    $this->category_list[$val->category_srl] = $val;
-                }
-                Context::set('category_list', $this->category_list);
-            }
+            $oDocumentModel = &getModel('document');
+            $this->category_list = $oDocumentModel->getCategoryList($this->module_srl);
+            Context::set('category_list', $this->category_list);
 
             $category_srl = Context::get('category');
             if($this->category_list[$category_srl]) {
diff --git a/modules/blog/skins/default/write_form.html b/modules/blog/skins/default/write_form.html
index 9270f88ba..b5118a6bb 100644
--- a/modules/blog/skins/default/write_form.html
+++ b/modules/blog/skins/default/write_form.html
@@ -17,7 +17,7 @@
             <select name="category_srl" >
                 <option value="">{$lang->category}</option>
                 <!--@foreach($category_list as $val)-->
-                <option value="{$val->category_srl}" <!--@if($category==$val->category_srl||$val->category_srl==$document->category_srl)-->selected="true"<!--@end-->>{$val->name}</option>
+                <option value="{$val->category_srl}" <!--@if($category==$val->category_srl||$val->category_srl==$document->category_srl)-->selected="true"<!--@end-->>{$val->title}</option>
                 <!--@end-->
             </select>
         </td>
diff --git a/modules/document/document.controller.php b/modules/document/document.controller.php
index b666f47b8..9e1523366 100644
--- a/modules/document/document.controller.php
+++ b/modules/document/document.controller.php
@@ -495,8 +495,9 @@
         /**
          * @brief 카테고리 추가
          **/
-        function insertCategory($module_srl, $title) {
-            $args->list_order = $args->category_srl = getNextSequence();
+        function insertCategory($module_srl, $title, $category_srl = 0) {
+            if(!$category_srl) $args->list_order = $args->category_srl = getNextSequence();
+            else $args->list_order = $args->category_srl = $category_srl;
             $args->module_srl = $module_srl;
             $args->title = $title;
             $args->document_count = 0;