diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9215c5..63157a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 <h2>V3</h2>
 
+* `3.8.0`: expose cm6 instance for dev
 * `3.7.0`: better newline extension for current line
 * `3.7.0`: `ctrl+click` to double click for tiddler navigation
 * `3.6.1`: update readme video tutorial
diff --git a/package.json b/package.json
index 2a3c19a..2c5b844 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "registry": "https://registry.npmjs.org"
   },
   "license": "MIT",
-  "version": "3.7.2",
+  "version": "3.8.0",
   "packageManager": "pnpm@9.0.6",
   "scripts": {
     "update:config": " pnpm ts-node scripts/generateConfig.ts",
diff --git a/src/tiddlywiki-codemirror-6/engine.ts b/src/tiddlywiki-codemirror-6/engine.ts
index 85be071..62637b0 100644
--- a/src/tiddlywiki-codemirror-6/engine.ts
+++ b/src/tiddlywiki-codemirror-6/engine.ts
@@ -87,6 +87,10 @@ class CodeMirrorEngine {
       //   head: 3
       // },
     });
+
+    // 存储实例在 DOM 元素上
+    this.domNode.cm6 = this.editor;
+
     // @see https://github.com/replit/codemirror-vim/issues/6
     if (cm6.keymap() === 'vim' && cm6.insertModeFirst() && !options.value) {
       let editor = getCM(this.editor);
diff --git a/src/tiddlywiki-codemirror-6/plugin.info b/src/tiddlywiki-codemirror-6/plugin.info
index 658af95..309207f 100644
--- a/src/tiddlywiki-codemirror-6/plugin.info
+++ b/src/tiddlywiki-codemirror-6/plugin.info
@@ -2,7 +2,7 @@
   "title": "$:/plugins/oeyoews/tiddlywiki-codemirror-6",
   "name": "CodeMirror6",
   "description": "CodeMirror 6 editor",
-  "version": "3.7.2",
+  "version": "3.8.0",
   "core-version": ">=5.3.4",
   "list": "readme settings changelog ",
   "stability": "STABILITY_2_STABLE"