diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
index eaa1dbe8..5bb1f426 100644
--- a/.github/workflows/regression.yml
+++ b/.github/workflows/regression.yml
@@ -41,12 +41,12 @@ jobs:
          export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
          cd ${{ github.workspace }}/coriolis-2.x/src/yosys
          make ENABLE_PYOSYS=1 config-gcc
-#        sudo make ENABLE_PYOSYS=1 PREFIX=/usr install
-         make ENABLE_PYOSYS=1 PREFIX=/install \
-              PYTHON_DESTDIR=/install/lib64/python3/dist-packages \
-              DESTDIR=${{ github.workspace }}/coriolis-2.x/Linux.x86_64/Release.Shared \
-              LIBDIR=/install/lib64/yosys \
-              install
+         sudo make ENABLE_PYOSYS=1 PREFIX=/usr install
+#        make ENABLE_PYOSYS=1 PREFIX=/install \
+#             PYTHON_DESTDIR=/install/lib64/python3/dist-packages \
+#             DESTDIR=${{ github.workspace }}/coriolis-2.x/Linux.x86_64/Release.Shared \
+#             LIBDIR=/install/lib64/yosys \
+#             install
      - name: Build Alliance
        run: |
          export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"