diff --git a/lib/neutron b/lib/neutron
index 4847e87..5ef9280 100644
--- a/lib/neutron
+++ b/lib/neutron
@@ -33,7 +33,7 @@
 # - True : Run neutron under uwsgi
 # TODO(annp): Switching to uwsgi in next cycle if things turn out to be stable
 # enough
-NEUTRON_DEPLOY_MOD_WSGI=${NEUTRON_DEPLOY_MOD_WSGI:-False}
+NEUTRON_DEPLOY_MOD_WSGI=$(trueorfalse False NEUTRON_DEPLOY_MOD_WSGI)
 NEUTRON_AGENT=${NEUTRON_AGENT:-openvswitch}
 NEUTRON_DIR=$DEST/neutron
 NEUTRON_AUTH_CACHE_DIR=${NEUTRON_AUTH_CACHE_DIR:-/var/cache/neutron}
diff --git a/lib/neutron-legacy b/lib/neutron-legacy
index be5b73f..9513667 100644
--- a/lib/neutron-legacy
+++ b/lib/neutron-legacy
@@ -91,7 +91,7 @@
 # - True : Run neutron under uwsgi
 # TODO(annp): Switching to uwsgi in next cycle if things turn out to be stable
 # enough
-NEUTRON_DEPLOY_MOD_WSGI=${NEUTRON_DEPLOY_MOD_WSGI:-False}
+NEUTRON_DEPLOY_MOD_WSGI=$(trueorfalse False NEUTRON_DEPLOY_MOD_WSGI)
 
 NEUTRON_UWSGI_CONF=$NEUTRON_CONF_DIR/neutron-api-uwsgi.ini