diff --git a/lib/trove b/lib/trove
index 4c5a438..5dd4f23 100644
--- a/lib/trove
+++ b/lib/trove
@@ -33,12 +33,12 @@
 GITDIR["python-troveclient"]=$DEST/python-troveclient
 
 TROVE_DIR=$DEST/trove
-TROVE_CONF_DIR=/etc/trove
-TROVE_CONF=$TROVE_CONF_DIR/trove.conf
-TROVE_TASKMANAGER_CONF=$TROVE_CONF_DIR/trove-taskmanager.conf
-TROVE_CONDUCTOR_CONF=$TROVE_CONF_DIR/trove-conductor.conf
-TROVE_GUESTAGENT_CONF=$TROVE_CONF_DIR/trove-guestagent.conf
-TROVE_API_PASTE_INI=$TROVE_CONF_DIR/api-paste.ini
+TROVE_CONF_DIR=${TROVE_CONF_DIR:-/etc/trove}
+TROVE_CONF=${TROVE_CONF:-$TROVE_CONF_DIR/trove.conf}
+TROVE_TASKMANAGER_CONF=${TROVE_TASKMANAGER_CONF:-$TROVE_CONF_DIR/trove-taskmanager.conf}
+TROVE_CONDUCTOR_CONF=${TROVE_CONDUCTOR_CONF:-$TROVE_CONF_DIR/trove-conductor.conf}
+TROVE_GUESTAGENT_CONF=${TROVE_GUESTAGENT_CONF:-$TROVE_CONF_DIR/trove-guestagent.conf}
+TROVE_API_PASTE_INI=${TROVE_API_PASTE_INI:-$TROVE_CONF_DIR/api-paste.ini}
 
 TROVE_LOCAL_CONF_DIR=$TROVE_DIR/etc/trove
 TROVE_LOCAL_API_PASTE_INI=$TROVE_LOCAL_CONF_DIR/api-paste.ini