diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 454e8f10..caca4368 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -20,4 +20,4 @@ jobs:
           make
       - name: run tests
         run: |
-          ./ut
+          cd build && ./ut