diff --git a/packages/codemirror/src/eslint.spec.ts b/packages/codemirror/src/eslint.spec.ts
index 3b3d08b5f..0d73e81e2 100644
--- a/packages/codemirror/src/eslint.spec.ts
+++ b/packages/codemirror/src/eslint.spec.ts
@@ -1,7 +1,18 @@
-import { lint } from "./eslint.js";
+import { lint as _lint } from "./eslint.js";
 import { trimIndentation } from "@triliumnext/commons";
 import { describe, expect, it } from "vitest";
 
+async function lint(code: string, mimeType: string) {
+    const linterData = await _lint(mimeType);
+    console.log("Got linter data", linterData);
+    if (!("linter" in linterData)) {
+        return [];
+    }
+    const { linter, config } = linterData;
+    const result = linter.verify(code, config);
+    return result;
+}
+
 describe("Linter", () => {
     it("reports some basic errors", async () => {
         const result = await lint(trimIndentation`
diff --git a/packages/codemirror/tsconfig.json b/packages/codemirror/tsconfig.json
index 7eeca5de7..fe54eef82 100644
--- a/packages/codemirror/tsconfig.json
+++ b/packages/codemirror/tsconfig.json
@@ -8,6 +8,9 @@
     },
     {
       "path": "./tsconfig.lib.json"
+    },
+    {
+      "path": "./tsconfig.spec.json"
     }
   ]
 }
diff --git a/packages/codemirror/tsconfig.lib.json b/packages/codemirror/tsconfig.lib.json
index a65f6b306..f46b85d22 100644
--- a/packages/codemirror/tsconfig.lib.json
+++ b/packages/codemirror/tsconfig.lib.json
@@ -21,5 +21,19 @@
     {
       "path": "../commons/tsconfig.lib.json"
     }
+  ],
+  "exclude": [
+    "vite.config.ts",
+    "vite.config.mts",
+    "vitest.config.ts",
+    "vitest.config.mts",
+    "src/**/*.test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.test.tsx",
+    "src/**/*.spec.tsx",
+    "src/**/*.test.js",
+    "src/**/*.spec.js",
+    "src/**/*.test.jsx",
+    "src/**/*.spec.jsx"
   ]
 }
diff --git a/packages/codemirror/tsconfig.spec.json b/packages/codemirror/tsconfig.spec.json
new file mode 100644
index 000000000..fbd68ed60
--- /dev/null
+++ b/packages/codemirror/tsconfig.spec.json
@@ -0,0 +1,28 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./out-tsc/vitest",
+    "types": [
+      "vitest/globals",
+      "vitest/importMeta",
+      "vite/client",
+      "node",
+      "vitest"
+    ]
+  },
+  "include": [
+    "vite.config.ts",
+    "vite.config.mts",
+    "vitest.config.ts",
+    "vitest.config.mts",
+    "src/**/*.test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.test.tsx",
+    "src/**/*.spec.tsx",
+    "src/**/*.test.js",
+    "src/**/*.spec.js",
+    "src/**/*.test.jsx",
+    "src/**/*.spec.jsx",
+    "src/**/*.d.ts"
+  ]
+}
diff --git a/packages/codemirror/vite.config.ts b/packages/codemirror/vite.config.ts
index d68abd1b9..c2ba7e860 100644
--- a/packages/codemirror/vite.config.ts
+++ b/packages/codemirror/vite.config.ts
@@ -1,4 +1,4 @@
-/// <reference types='vitest' />
+
 import { defineConfig } from 'vite';
 import dts from 'vite-plugin-dts';
 import * as path from 'path';
@@ -6,7 +6,7 @@ import * as path from 'path';
 export default defineConfig(() => ({
   root: __dirname,
   cacheDir: '../../node_modules/.vite/packages/codemirror',
-  plugins: [dts({ entryRoot: 'src', tsconfigPath: path.join(__dirname, 'tsconfig.lib.json') })],
+  plugins: [dts({ entryRoot: 'src', tsconfigPath: path.join(__dirname, 'tsconfig.lib.json') }), ],
   // Uncomment this if you are using workers.
   // worker: {
   //  plugins: [ nxViteTsPaths() ],