diff --git a/data_chain/entities/common.py b/data_chain/entities/common.py
index 20232a58c343e607dbaf41904a9299e1f945c940..21c5a507b6a667b2b27c3b1840023828d919f496 100644
--- a/data_chain/entities/common.py
+++ b/data_chain/entities/common.py
@@ -107,6 +107,9 @@ actions = [
     {'type': {LanguageType.CHINESE: '文档片段', LanguageType.ENGLISH: 'chunk'},
      'name': {LanguageType.CHINESE: '更新文档解析结果', LanguageType.ENGLISH: 'Update document parsing results'},
      'action': 'PUT /chunk'},
+    {'type': {LanguageType.CHINESE: '文档片段', LanguageType.ENGLISH: 'chunk'},
+     'name': {LanguageType.CHINESE: '启用/禁用文档片段', LanguageType.ENGLISH: 'Enable/Disable document chunk'},
+     'action': 'PUT /chunk/switch'},
     {'type': {LanguageType.CHINESE: '数据集', LanguageType.ENGLISH: 'dataset'},
      'name': {LanguageType.CHINESE: '获取数据集列表', LanguageType.ENGLISH: 'Get dataset list'},
      'action': 'POST /dataset/list'},
@@ -222,6 +225,8 @@ default_roles = [{
         'action': 'POST /chunk/search'
     }, {
         'action': 'PUT /chunk'
+    }, {
+        'action': 'PUT /chunk/switch'
     }, {
         'action': 'POST /doc/list'
     }, {
@@ -335,6 +340,8 @@ default_roles = [{
         'action': 'POST /chunk/search'
     }, {
         'action': 'PUT /chunk'
+    }, {
+        'action': 'PUT /chunk/switch'
     }, {
         'action': 'POST /doc/list'
     }, {