diff --git a/.circleci/config.yml b/.circleci/config.yml
index 097ac4e..3efe5f7 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -209,7 +209,7 @@ jobs:
                 name: legacy test (grid2op 1.9.0 - l2rpn Delft 2023)
                 command: |
                       source venv_test/bin/activate
-                      pip uninstall gym
+                      pip uninstall gym -y
                       pip install gymnasium
                       pip install grid2op==1.9.0
                       python -m unittest lightsim2grid/tests/test_compat_legacy_grid2op.py
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f035752..b98fb26 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -124,7 +124,6 @@ jobs:
         if: matrix.python.name != 'cp37' && matrix.python.name != 'cp38'
         run: |
           python3 -m pip install "numpy<2"
-          mkdir tmp_for_import_checking
           cd tmp_for_import_checking
           python3 -c "import lightsim2grid"
           python3 -c "from lightsim2grid import *"