diff --git a/actions-expressions/src/xlang.test.ts b/actions-expressions/src/xlang.test.ts
index 9853a97..6d89651 100644
--- a/actions-expressions/src/xlang.test.ts
+++ b/actions-expressions/src/xlang.test.ts
@@ -56,7 +56,7 @@ function testCaseReviver(key: string, val: any): any {
   return val;
 }
 
-const testFiles = "./testData";
+const testFiles = "./testdata";
 
 describe("x-lang tests", () => {
   const files = fs.readdirSync(testFiles);