diff --git a/.github/workflows/downstream.yml b/.github/workflows/downstream.yml
index ae81f7e25..f8ff3c594 100644
--- a/.github/workflows/downstream.yml
+++ b/.github/workflows/downstream.yml
@@ -59,7 +59,7 @@ jobs:
               sudo apt-get --yes update
               sudo apt-get install python3 --yes
               sudo apt-get install python3-pip --yes
-              sudo -H pip3 install --ignore-installed -r requirements.txt
+              pip3 install -r requirements.txt
           - name: "Building libsemigroups_pybind11 . . ."
             run: |
               cd libsemigroups_pybind11