diff --git a/static/js/shop_data.js b/static/js/shop_data.js
index 487120d..7e9d9d5 100644
--- a/static/js/shop_data.js
+++ b/static/js/shop_data.js
@@ -65,12 +65,12 @@ const shop_data = {
       slotOccupied: 1,
       clockOccupied: 0,
       options: [
-          {type: "Radio", args: {title: "Variant", outvar: "variant", variants: ["standalone", "master", "satellite"]}},
+        {type: "Radio", args: {title: "DRTIO role", outvar: "drtio_role", variants: ["standalone", "master", "satellite"], tip: "Distributed Real Time Input/Output allows ARTIQ RTIO channels to be distributed among several satellite devices synchronized and controlled by a central core(master) device. Standalone option disables this feature."}},
           {
             "if": [
               {
                 "in": [
-                  {"var": "variant"}, [
+                  {"var": "drtio_role"}, [
                     "master", "standalone"
                   ]
                 ]
@@ -153,12 +153,12 @@ const shop_data = {
       slotOccupied: 1,
       clockOccupied: 0,
       options: [
-        {type: "Radio", args: {title: "Variant", outvar: "variant", variants: ["standalone", "master", "satellite"]}},
+        {type: "Radio", args: {title: "DRTIO role", outvar: "drtio_role", variants: ["standalone", "master", "satellite"], tip: "Distributed Real Time Input/Output allows ARTIQ RTIO channels to be distributed among several satellite devices synchronized and controlled by a central core(master) device. Standalone option disables this feature."}},
         {
           "if": [
             {
               "in": [
-                {"var": "variant"}, [
+                {"var": "drtio_role"}, [
                   "master", "standalone"
                 ]
               ]