diff --git a/lib/trove b/lib/trove
index 1d1b5f4..4ac7293 100644
--- a/lib/trove
+++ b/lib/trove
@@ -207,7 +207,7 @@
     # The image is uploaded by stack.sh -- see $IMAGE_URLS handling
     GUEST_IMAGE_NAME=$(basename "$TROVE_GUEST_IMAGE_URL")
     GUEST_IMAGE_NAME=${GUEST_IMAGE_NAME%.*}
-    TROVE_GUEST_IMAGE_ID=$(openstack --os-token $TOKEN --os-url http://$GLANCE_HOSTPORT image list | grep "${GUEST_IMAGE_NAME}" | get_field 1)
+    TROVE_GUEST_IMAGE_ID=$(openstack --os-token $TOKEN --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image list | grep "${GUEST_IMAGE_NAME}" | get_field 1)
     if [ -z "$TROVE_GUEST_IMAGE_ID" ]; then
         # If no glance id is found, skip remaining setup
         echo "Datastore ${TROVE_DATASTORE_TYPE} will not be created: guest image ${GUEST_IMAGE_NAME} not found."