diff --git a/lib/glance b/lib/glance
index 430d94d..e64f000 100644
--- a/lib/glance
+++ b/lib/glance
@@ -47,6 +47,9 @@
 # from CINDER_ENABLED_BACKENDS
 GLANCE_CINDER_DEFAULT_BACKEND=${GLANCE_CINDER_DEFAULT_BACKEND:-lvmdriver-1}
 GLANCE_STORE_ROOTWRAP_BASE_DIR=/usr/local/etc/glance
+if [[ "$GLOBAL_VENV" == "True" ]] ; then
+    GLANCE_STORE_ROOTWRAP_BASE_DIR=${DEVSTACK_VENV}/etc/glance
+fi
 # When Cinder is used as a glance store, you can optionally configure cinder to
 # optimize bootable volume creation by allowing volumes to be cloned directly
 # in the backend instead of transferring data via Glance.  To use this feature,