diff --git a/src/blueprinters/byColumn.js b/src/blueprinters/byColumn.js
index 8ef4c55..a926810 100644
--- a/src/blueprinters/byColumn.js
+++ b/src/blueprinters/byColumn.js
@@ -1,3 +1,4 @@
+import R from "ramda";
 import {defaultBlueprint, defaultRoute} from "../lib/blueprinters";
 
 /**