diff --git a/package.json b/package.json
index b5d8e9e..1fd1a50 100644
--- a/package.json
+++ b/package.json
@@ -8,6 +8,7 @@
     "addonRef": "BetterNotes",
     "prefsPrefix": "extensions.zotero.Knowledge4Zotero",
     "addonInstance": "BetterNotes",
+    "dataSchemaVersion": "8",
     "releasepage": "https://github.com/windingwind/zotero-better-notes/releases/latest/download/zotero-better-notes.xpi",
     "updaterdf": "https://raw.githubusercontent.com/windingwind/zotero-better-notes/master/update.json"
   },
diff --git a/src/modules/createNote.ts b/src/modules/createNote.ts
index 7eed6d1..3aca0e5 100644
--- a/src/modules/createNote.ts
+++ b/src/modules/createNote.ts
@@ -1,4 +1,5 @@
 import { getString } from "../utils/locale";
+import { config } from "../../package.json";
 
 export { createWorkspaceNote, createNoteFromTemplate };
 
@@ -25,7 +26,9 @@ async function createWorkspaceNote() {
   );
   const noteID = await ZoteroPane.newNote();
   const noteItem = Zotero.Items.get(noteID);
-  noteItem.setNote(`<div data-schema-version="8"><h1>${header}</h1>\n</div>`);
+  noteItem.setNote(
+    `<div data-schema-version="${config.dataSchemaVersion}"><h1>${header}</h1>\n</div>`
+  );
   await noteItem.saveTx();
   addon.hooks.onSetWorkspaceNote(noteID, "main");
   if (
diff --git a/src/modules/import/markdown.ts b/src/modules/import/markdown.ts
index 25bf9a3..7a0c3cf 100644
--- a/src/modules/import/markdown.ts
+++ b/src/modules/import/markdown.ts
@@ -1,4 +1,5 @@
 import { addLineToNote } from "../../utils/note";
+import { config } from "../../../package.json";
 
 export async function fromMD(
   filepath: string,
@@ -34,7 +35,7 @@ export async function fromMD(
   const noteStatus = noteItem
     ? addon.api.sync.getNoteStatus(noteItem.id)
     : {
-        meta: '<div data-schema-version="9">',
+        meta: `<div data-schema-version="${config.dataSchemaVersion}">`,
         content: "",
         tail: "</div>",
       };
diff --git a/src/modules/sync/api.ts b/src/modules/sync/api.ts
index 3889c03..dba90a1 100644
--- a/src/modules/sync/api.ts
+++ b/src/modules/sync/api.ts
@@ -1,6 +1,7 @@
 import YAML = require("yamljs");
 import { clearPref, getPref, setPref } from "../../utils/prefs";
 import { getNoteLinkParams } from "../../utils/link";
+import { config } from "../../../package.json";
 
 export {
   getRelatedNoteIds,
@@ -91,7 +92,7 @@ function getNoteStatus(noteId: number) {
   const metaRegex = /"?data-schema-version"?="[0-9]*">/;
   const match = fullContent?.match(metaRegex);
   if (!match || match.length == 0) {
-    ret.meta = '<div "data-schema-version"="9">';
+    ret.meta = `<div "data-schema-version"="${config.dataSchemaVersion}">`;
     ret.content = fullContent || "";
     return ret;
   }
diff --git a/src/utils/note.ts b/src/utils/note.ts
index e520099..7443623 100644
--- a/src/utils/note.ts
+++ b/src/utils/note.ts
@@ -3,6 +3,7 @@ import katex from "katex";
 import { getEditorInstance, getPositionAtLine, insert } from "./editor";
 import { getItemDataURL } from "./str";
 import { showHint } from "./hint";
+import { config } from "../../package.json";
 
 export {
   renderNoteHTML,
@@ -19,12 +20,10 @@ export {
 };
 
 function parseHTMLLines(html: string): string[] {
-  let containerIndex = html.search(/data-schema-version="[0-9]*">/g);
-  if (containerIndex != -1) {
-    html = html.substring(
-      containerIndex + 'data-schema-version="8">'.length,
-      html.length - "</div>".length
-    );
+  // Remove container with one of the attrs named data-schema-version if exists
+  if (html.includes("data-schema-version")) {
+    html = html.replace(/<div[^>]*data-schema-version[^>]*>/, "");
+    html = html.replace(/<\/div>/, "");
   }
   let noteLines = html.split("\n").filter((e) => e);
 
@@ -125,11 +124,17 @@ async function setLinesToNote(note: Zotero.Item, lines: string[]) {
   let noteText: string = note.getNote();
   let containerIndex = noteText.search(/data-schema-version="[0-9]*/g);
   if (containerIndex === -1) {
-    note.setNote(`<div data-schema-version="8">${lines.join("\n")}</div>`);
+    note.setNote(
+      `<div data-schema-version="${config.dataSchemaVersion}">${lines.join(
+        "\n"
+      )}</div>`
+    );
   } else {
     let noteHead = noteText.substring(0, containerIndex);
     note.setNote(
-      `${noteHead}data-schema-version="8">${lines.join("\n")}</div>`
+      `${noteHead}data-schema-version="${
+        config.dataSchemaVersion
+      }">${lines.join("\n")}</div>`
     );
   }