diff --git a/content/docs/next-release/frontend-ui.md b/content/docs/next-release/frontend-ui.md
index 20897a21..e9612a94 100644
--- a/content/docs/next-release/frontend-ui.md
+++ b/content/docs/next-release/frontend-ui.md
@@ -12,7 +12,8 @@ Several aspects of the UI can be configured:
   * The Dependencies section can be enabled / configured
   * Google Analytics tracking can be enabled / configured
   * Additional menu options can be added to the global nav
-
+  * Search input limits can be configured
+  
 These options can be configured by a JSON configuration file. The `--query.ui-config` command line parameter of the query service must then be set to the path to the JSON file when the query service is started.
 
 An example configuration file:
@@ -43,6 +44,13 @@ An example configuration file:
       ]
     }
   ],
+  "search": {
+    "maxLookback": {
+      "label": "2 Days",
+      "value": "2d"
+    },
+    "maxLimit": 1500
+  },
   "linkPatterns": [{
     "type": "process",
     "key": "jaeger.version",
@@ -92,6 +100,17 @@ Links can either be members of the `menu` Array, directly, or they can be groupe
 
 The `items` Array should contain one or more link configurations.
 
+### Search Input Limit
+
+The `search.maxLimit` configures the maximum results that the input let you search.
+
+The `search.maxLookback` configures the maximum time before the present users can query for traces. The options in the Lookback dropdown greater than this value will not be shown.
+
+Field | Description
+------|------------
+label | The text displayed in the search form dropdown
+value | The value submitted in the search query if the label is selected
+
 ### Link Patterns
 
 The `linkPatterns` node can be used to create links from fields displayed in the Jaeger UI.