diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 00d833f94e..2f74c9a1b2 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -12,7 +12,7 @@
         "@gatsbyjs/reach-router": "1.3.9",
         "@seafile/react-image-lightbox": "2.0.2",
         "@seafile/resumablejs": "1.1.16",
-        "@seafile/sdoc-editor": "0.5.19",
+        "@seafile/sdoc-editor": "0.5.23",
         "@seafile/seafile-calendar": "0.0.12",
         "@seafile/seafile-editor": "1.0.23",
         "@uiw/codemirror-extensions-langs": "^4.19.4",
@@ -4607,9 +4607,9 @@
       "integrity": "sha512-8rBbmAEuuwOAGHYGCtEzpx+bxAcGS+V30otMmhRe7bPAdh4E57RWgCa8x7pkzHGFlY1t5d+ILz1gojvPVMYQig=="
     },
     "node_modules/@seafile/sdoc-editor": {
-      "version": "0.5.19",
-      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.5.19.tgz",
-      "integrity": "sha512-rOMZpzaQNYALACGjU43YqESh5LJyLdCQSvqEzNZVICdr5lvPjSkCXoum5DaPikJvUP9x0htlLJLksB2fsf7yTg==",
+      "version": "0.5.23",
+      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.5.23.tgz",
+      "integrity": "sha512-P5XjBUXQDWmyBTpq2Hdld4EDWMXiMSSQ9SiBv3J6qBCMZkzErxYOU7kq5Ld2LwzExvpd1+1eGJRVyoNtUyr3Cw==",
       "dependencies": {
         "@seafile/react-image-lightbox": "2.0.4",
         "@seafile/slate": "0.91.8",
@@ -31734,9 +31734,9 @@
       "integrity": "sha512-8rBbmAEuuwOAGHYGCtEzpx+bxAcGS+V30otMmhRe7bPAdh4E57RWgCa8x7pkzHGFlY1t5d+ILz1gojvPVMYQig=="
     },
     "@seafile/sdoc-editor": {
-      "version": "0.5.19",
-      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.5.19.tgz",
-      "integrity": "sha512-rOMZpzaQNYALACGjU43YqESh5LJyLdCQSvqEzNZVICdr5lvPjSkCXoum5DaPikJvUP9x0htlLJLksB2fsf7yTg==",
+      "version": "0.5.23",
+      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.5.23.tgz",
+      "integrity": "sha512-P5XjBUXQDWmyBTpq2Hdld4EDWMXiMSSQ9SiBv3J6qBCMZkzErxYOU7kq5Ld2LwzExvpd1+1eGJRVyoNtUyr3Cw==",
       "requires": {
         "@seafile/react-image-lightbox": "2.0.4",
         "@seafile/slate": "0.91.8",
diff --git a/frontend/package.json b/frontend/package.json
index def1a2760b..6d3f72b51e 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -7,7 +7,7 @@
     "@gatsbyjs/reach-router": "1.3.9",
     "@seafile/react-image-lightbox": "2.0.2",
     "@seafile/resumablejs": "1.1.16",
-    "@seafile/sdoc-editor": "0.5.19",
+    "@seafile/sdoc-editor": "0.5.23",
     "@seafile/seafile-calendar": "0.0.12",
     "@seafile/seafile-editor": "1.0.23",
     "@uiw/codemirror-extensions-langs": "^4.19.4",
diff --git a/media/sdoc-editor/locales/cs/sdoc-editor.json b/media/sdoc-editor/locales/cs/sdoc-editor.json
index 1798336196..52053fca58 100644
--- a/media/sdoc-editor/locales/cs/sdoc-editor.json
+++ b/media/sdoc-editor/locales/cs/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Middle",
   "Bottom_align": "Bottom",
   "Move_column_count": "Moving {{count}} column(s)",
-  "Move_row_count": "Moving {{count}} row(s)"
+  "Move_row_count": "Moving {{count}} row(s)",
+  "Mark_all_as_read": "Mark all as read"
 }
diff --git a/media/sdoc-editor/locales/de/sdoc-editor.json b/media/sdoc-editor/locales/de/sdoc-editor.json
index dc3b04b344..27323a465e 100644
--- a/media/sdoc-editor/locales/de/sdoc-editor.json
+++ b/media/sdoc-editor/locales/de/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Middle",
   "Bottom_align": "Bottom",
   "Move_column_count": "Moving {{count}} column(s)",
-  "Move_row_count": "Moving {{count}} row(s)"
+  "Move_row_count": "Moving {{count}} row(s)",
+  "Mark_all_as_read": "Alle als gelesen markieren"
 }
diff --git a/media/sdoc-editor/locales/en/sdoc-editor.json b/media/sdoc-editor/locales/en/sdoc-editor.json
index 91d9f93137..ca5b939d0e 100644
--- a/media/sdoc-editor/locales/en/sdoc-editor.json
+++ b/media/sdoc-editor/locales/en/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Middle",
   "Bottom_align": "Bottom",
   "Move_column_count": "Moving {{count}} column(s)",
-  "Move_row_count": "Moving {{count}} row(s)"
+  "Move_row_count": "Moving {{count}} row(s)",
+  "Mark_all_as_read": "Mark all as read"
 }
diff --git a/media/sdoc-editor/locales/es/sdoc-editor.json b/media/sdoc-editor/locales/es/sdoc-editor.json
index 3eb8ace7f2..2473ecf59e 100644
--- a/media/sdoc-editor/locales/es/sdoc-editor.json
+++ b/media/sdoc-editor/locales/es/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Middle",
   "Bottom_align": "Bottom",
   "Move_column_count": "Moving {{count}} column(s)",
-  "Move_row_count": "Moving {{count}} row(s)"
+  "Move_row_count": "Moving {{count}} row(s)",
+  "Mark_all_as_read": "Mark all as read"
 }
diff --git a/media/sdoc-editor/locales/fr/sdoc-editor.json b/media/sdoc-editor/locales/fr/sdoc-editor.json
index d71f1f6b5c..1f01d0dc1f 100644
--- a/media/sdoc-editor/locales/fr/sdoc-editor.json
+++ b/media/sdoc-editor/locales/fr/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Middle",
   "Bottom_align": "Bottom",
   "Move_column_count": "Moving {{count}} column(s)",
-  "Move_row_count": "Moving {{count}} row(s)"
+  "Move_row_count": "Moving {{count}} row(s)",
+  "Mark_all_as_read": "Mark all as read"
 }
diff --git a/media/sdoc-editor/locales/it/sdoc-editor.json b/media/sdoc-editor/locales/it/sdoc-editor.json
index b0eae4e56b..229bc89276 100644
--- a/media/sdoc-editor/locales/it/sdoc-editor.json
+++ b/media/sdoc-editor/locales/it/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Middle",
   "Bottom_align": "Bottom",
   "Move_column_count": "Moving {{count}} column(s)",
-  "Move_row_count": "Moving {{count}} row(s)"
+  "Move_row_count": "Moving {{count}} row(s)",
+  "Mark_all_as_read": "Mark all as read"
 }
diff --git a/media/sdoc-editor/locales/ru/sdoc-editor.json b/media/sdoc-editor/locales/ru/sdoc-editor.json
index afab382c6f..5027648d9b 100644
--- a/media/sdoc-editor/locales/ru/sdoc-editor.json
+++ b/media/sdoc-editor/locales/ru/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "Середина",
   "Bottom_align": "Низ",
   "Move_column_count": "Перемещение {{count}} столбцов",
-  "Move_row_count": "Перемещение {{count}} строк"
+  "Move_row_count": "Перемещение {{count}} строк",
+  "Mark_all_as_read": "Отметить все как прочитанное"
 }
diff --git a/media/sdoc-editor/locales/zh-CN/sdoc-editor.json b/media/sdoc-editor/locales/zh-CN/sdoc-editor.json
index 9c199401f9..de36712784 100644
--- a/media/sdoc-editor/locales/zh-CN/sdoc-editor.json
+++ b/media/sdoc-editor/locales/zh-CN/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "居中对齐",
   "Bottom_align": "底端对齐",
   "Move_column_count": "移动{{count}}列",
-  "Move_row_count": "移动{{count}}行"
+  "Move_row_count": "移动{{count}}行",
+  "Mark_all_as_read": "全部标记为已读"
 }
diff --git a/media/sdoc-editor/locales/zh_CN/sdoc-editor.json b/media/sdoc-editor/locales/zh_CN/sdoc-editor.json
index 9c199401f9..de36712784 100644
--- a/media/sdoc-editor/locales/zh_CN/sdoc-editor.json
+++ b/media/sdoc-editor/locales/zh_CN/sdoc-editor.json
@@ -450,5 +450,6 @@
   "Center_align": "居中对齐",
   "Bottom_align": "底端对齐",
   "Move_column_count": "移动{{count}}列",
-  "Move_row_count": "移动{{count}}行"
+  "Move_row_count": "移动{{count}}行",
+  "Mark_all_as_read": "全部标记为已读"
 }