diff --git a/es.js b/es.js
index 6dcf69e..4ee0764 100644
--- a/es.js
+++ b/es.js
@@ -270,7 +270,7 @@ function elasticSearchQuery(params) {
             
             var facet = {}
             if (defn.type === "terms") {
-                facet["terms"] = {"field" : defn["field"], "size" : size}
+                facet["terms"] = {"field" : defn["field"], "size" : size, "order" : defn["order"]}
             } else if (defn.type === "range") {
                 var ranges = []
                 for (var r=0; r < defn["range"].length; r=r+1) {