diff --git a/.github/workflows/test_itensors_base_ubuntu.yml b/.github/workflows/test_itensors_base_ubuntu.yml
index 29d94f920a..0be8a3c177 100644
--- a/.github/workflows/test_itensors_base_ubuntu.yml
+++ b/.github/workflows/test_itensors_base_ubuntu.yml
@@ -38,7 +38,7 @@ jobs:
         run: |
           using Pkg;
           Pkg.status();
-          Pkg.develop(path="./NDTensors");
+          Pkg.develop(path="./NDTensors/");
           Pkg.instantiate();
           Pkg.update();
           Pkg.develop(path=".");