diff --git a/src/pure/isVitestEnv.ts b/src/pure/isVitestEnv.ts
index d76f1e80..14603663 100644
--- a/src/pure/isVitestEnv.ts
+++ b/src/pure/isVitestEnv.ts
@@ -53,8 +53,8 @@ export async function mayBeVitestEnv(projectRoot: string | WorkspaceFolder): Pro
     return false
 
   const pkgPath = path.join(projectRoot, 'package.json') as string
-  const pkg = JSON.parse(await readFile(pkgPath, 'utf-8')) as any
-  if (existsSync(pkg)) {
+  if (existsSync(pkgPath)) {
+    const pkg = JSON.parse(await readFile(pkgPath, 'utf-8')) as any
     if (pkg.devDependencies && pkg.devDependencies.vitest)
       return true