diff --git a/stack.sh b/stack.sh
index 753135b..49288a7 100755
--- a/stack.sh
+++ b/stack.sh
@@ -671,6 +671,21 @@
 source $TOP_DIR/tools/fixup_stuff.sh
 
 
+# Virtual Environment
+# -------------------
+
+# Temporary hack for testing
+# This belongs in d-g functions.sh setup_host() or devstack-vm-gate.sh
+if [[ -d /var/cache/pip ]]; then
+    sudo chown -R $STACK_USER:$STACK_USER /var/cache/pip
+fi
+
+# Pre-build some problematic wheels
+if [[ ! -d ${WHEELHOUSE:-} ]]; then
+    source tools/build_wheels.sh
+fi
+
+
 # Extras Pre-install
 # ------------------