diff --git a/.github/workflows/deploy-book.yml b/.github/workflows/deploy-book.yml
index b5bc804..d41d299 100644
--- a/.github/workflows/deploy-book.yml
+++ b/.github/workflows/deploy-book.yml
@@ -19,10 +19,15 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
+        sudo apt-get update
+        sudo apt-get install gfortran
+        sudo apt-get install openmpi-bin libopenmpi-dev
+        sudo apt-get install libhdf5-openmpi-dev
         git clone https://github.com/pyccel/psydac.git
         cd psydac
-        pip install --no-dependencies .
-        export PYTHONPATH="${PYTHONPATH}:@{pwd}"
+        python -m pip install -r requirements.txt
+        python -m pip install -r requirements_extra.txt --no-build-isolation
+        pip install .
         pip install jupyter-book ghp-import sphinx_proof
         python -m ipykernel install --user --name .iga-python --display-name "IGA-Python"