diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6f61b4e..8e3aba7 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -69,6 +69,6 @@ jobs:
 
       - name: Running Test Cases
         run: |
-          mkdir fLibrary/objFiles/
+          mkdir -p fLibrary/objFiles/
           cd test/
           ./run.sh