diff --git a/.github/workflows/run_tests_win.yml b/.github/workflows/run_tests_win.yml
index 61e8204c..a0c3af21 100644
--- a/.github/workflows/run_tests_win.yml
+++ b/.github/workflows/run_tests_win.yml
@@ -42,12 +42,6 @@ jobs:
           mamba info
           mamba list
 
-      - name: Install bioptim on Windows
-        run: |
-          cd 
-          cd external/bioptim
-          python setup.py install
-
       - name: Install extra dependencies
         run: mamba install pytest-cov black pytest pytest-cov codecov packaging -cconda-forge