diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 6b23adb..a08182a 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -31,11 +31,10 @@ jobs:
       run: |
         python -m venv venv
         source venv/bin/activate
-        # sudo apt install -y gcc cmake gperf libgmp-dev
+        sudo apt install -y gcc cmake gperf libgmp-dev
         python -m pip install --upgrade pip
-        python -c "import sys; print(sys.path)"
-        # pip install pytest
-        # /bin/bash setup.sh --no-gigahorse
+        pip install pytest
+        /bin/bash setup.sh --no-gigahorse
 
     # - name: Test with pytest
     #   run: |
diff --git a/setup.sh b/setup.sh
index c1a2004..2c2d82e 100755
--- a/setup.sh
+++ b/setup.sh
@@ -65,9 +65,12 @@ if [ ! -d $GREED_DIR/yices2_python_bindings ]; then
 fi
 
 # for some reason github builds fail to find libyices.so. This should fix it
-ls -lah $VIRTUAL_ENV_LIB | grep yices
+python -c "import sys; print(sys.path)"
 export PYTHONPATH=$PYTHONPATH:$VIRTUAL_ENV_LIB
+python -c "import sys; print(sys.path)"
 cp $GREED_DIR/resources/yices_api.py yices2_python_bindings/yices_api.py
+which python
+which pip
 pip install -e yices2_python_bindings
 yices_python_info