diff --git a/tox.ini b/tox.ini
index aac818206b..97b368d208 100644
--- a/tox.ini
+++ b/tox.ini
@@ -41,12 +41,14 @@ deps =
     pytest
     pytest-cov
 commands =
-    python -m pip install rmm-cu11=={env:RAPIDS_VERSION} cudf-cu11=={env:RAPIDS_VERSION} dask-cudf-cu11=={env:RAPIDS_VERSION} --extra-index-url=https://pypi.nvidia.com
-    python -m pip install --upgrade \
-           git+https://github.com/NVIDIA-Merlin/core.git@{env:MERLIN_BRANCH:main} \
-           git+https://github.com/NVIDIA-Merlin/dataloader.git@{env:MERLIN_BRANCH:main} \
-           git+https://github.com/NVIDIA-Merlin/models.git@{env:MERLIN_BRANCH:main} \
-           git+https://github.com/NVIDIA-Merlin/core.git@{env:MERLIN_BRANCH:main}
+    python -m pip install \
+        cudf-cu11=={env:RAPIDS_VERSION} dask-cudf-cu11=={env:RAPIDS_VERSION} \
+        git+https://github.com/NVIDIA-Merlin/core.git@{env:MERLIN_BRANCH:main} \
+        git+https://github.com/NVIDIA-Merlin/dataloader.git@{env:MERLIN_BRANCH:main} \
+        git+https://github.com/NVIDIA-Merlin/models.git@{env:MERLIN_BRANCH:main} \
+        git+https://github.com/NVIDIA-Merlin/core.git@{env:MERLIN_BRANCH:main} \
+        --extra-index-url=https://pypi.nvidia.com
+
     python -m pytest --cov-report term --cov merlin -rxs tests/unit
 
 [testenv:test-merlin]