diff --git a/.github/workflows/test-plip-oddt.yaml b/.github/workflows/test-plip-oddt.yaml
index 46434e8..dfb4a0f 100644
--- a/.github/workflows/test-plip-oddt.yaml
+++ b/.github/workflows/test-plip-oddt.yaml
@@ -18,8 +18,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        sudo apt update && sudo apt install python3-openbabel openbabel git
-        python -m pip install --upgrade pip
-        python3 -m pip install git+https://github.com/navanchauhan/plip oddt
+        sudo apt update && sudo apt install python3-openbabel openbabel python-six git
+        python -m pip install --upgrade pip oddt git+https://github.com/navanchauhan/plip
     - name: Clean Test Data
       run: cd tests && python test-oddt-plip.py