diff --git a/vitest.workspace.ts b/vitest.workspace.ts
new file mode 100644
index 000000000..c9821f56f
--- /dev/null
+++ b/vitest.workspace.ts
@@ -0,0 +1,10 @@
+import { defineWorkspace } from 'vitest/config'
+
+export default defineWorkspace([
+  './vite.main.config.ts',
+  './vite.base.config.ts',
+  './vite.config.ts',
+  './vite.preload.config.ts',
+  './vite.renderer.config.ts',
+  './packages/codemirror-lang-kcl/vitest.main.config.ts',
+])