diff --git a/devstack/lib/rally b/devstack/lib/rally
index c0cde6ee..62f8693c 100644
--- a/devstack/lib/rally
+++ b/devstack/lib/rally
@@ -21,7 +21,8 @@ set +o xtrace
 # --------
 
 # Set up default directories
-RALLY_DIR=$DEST/rally
+DIR=$(dirname ${BASH_SOURCE[0]})
+RALLY_DIR=$(readlink -m $DIR/../..)
 RALLY_CONF_DIR=${RALLY_CONF_DIR:-/etc/rally}
 RALLY_CONF_FILE=rally.conf
 
diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index a5199f73..25bf755e 100644
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -4,7 +4,8 @@
 XTRACE=$(set +o | grep xtrace)
 set -o xtrace
 
-source $DEST/rally/devstack/lib/rally
+DIR=$(dirname ${BASH_SOURCE[0]})
+source $DIR/lib/rally
 
 if [[ "$1" == "stack" && "$2" == "install" ]]; then
     echo_summary "Installing Rally"