diff --git a/helpers.moon b/helpers.moon
index afc8240..662c3cf 100644
--- a/helpers.moon
+++ b/helpers.moon
@@ -4,7 +4,9 @@ import max from math
 
 api = (tab) ->
   json_params capture_errors {
-    respond_to(tab),
+    =>
+      result = respond_to(tab)
+      return json: result,
     on_error: =>
       status = 400
       errors = {}