diff --git a/.github/workflows/upstream.yml b/.github/workflows/upstream.yml
index 4eab35e9..bb499250 100644
--- a/.github/workflows/upstream.yml
+++ b/.github/workflows/upstream.yml
@@ -24,7 +24,7 @@ jobs:
           # Install dependencies with pip and ignoring pinned versions:
           pip install pur
           # Install dev version of osmnx:
-          pip install --pre osmnx
+          pip install --no-cache-dir --upgrade --pre osmnx
           # Update requirements.txt with pur:
           pur -r requirements.txt
           # Update all packages (could also try --force-reinstall):