diff --git a/src/squirrel_parse/to_hugsql_queries.clj b/src/squirrel_parse/to_hugsql_queries.clj
index ec50e70..cd67655 100644
--- a/src/squirrel_parse/to_hugsql_queries.clj
+++ b/src/squirrel_parse/to_hugsql_queries.clj
@@ -4,6 +4,8 @@
   (:require [clojure.java.io :refer [file]]
             [clojure.math.combinatorics :refer [combinations]]
             [clojure.string :as s]
+            [clj-time.core :as t]
+            [clj-time.format :as f]
             [squirrel-parse.to-adl :refer [migrations-to-xml]]
             [squirrel-parse.utils :refer [is-link-table? singularise]]))
 
@@ -281,13 +283,20 @@
      [adl-struct (migrations-to-xml migrations-path "Ignored")
       file-content (apply
                      str
-                     (doall (map
+                     (cons
+                       (str "-- "
+                            output
+                            " autogenerated by \n-- [squirrel-parse](https://github.com/simon-brooke/squirrel-parse)\n-- at "
+                            (f/unparse (f/formatters :basic-date-time) (t/now))
+                            "\n\n")
+                       (doall
+                         (map
                               #(:query %)
                               (vals
                                 (apply
                                   merge
                                   (map
                                     #(queries % adl-struct)
-                                    (vals adl-struct)))))))]
+                                    (vals adl-struct))))))))]
      (spit output file-content)
      file-content)))
diff --git a/src/squirrel_parse/to_json_routes.clj b/src/squirrel_parse/to_json_routes.clj
index a4eca3a..2f9efe4 100644
--- a/src/squirrel_parse/to_json_routes.clj
+++ b/src/squirrel_parse/to_json_routes.clj
@@ -5,6 +5,8 @@
             [clojure.math.combinatorics :refer [combinations]]
             [clojure.pprint :refer [pprint write]]
             [clojure.string :as s]
+            [clj-time.core :as t]
+            [clj-time.format :as f]
             [squirrel-parse.to-adl :refer [migrations-to-xml]]
             [squirrel-parse.to-hugsql-queries :refer [queries]]
             [squirrel-parse.utils :refer [is-link-table? singularise]]))
@@ -40,8 +42,10 @@
 (defn file-header [parent-name this-name]
   (list
     'ns
-    ^{:doc "JSON routes auto-generated by squirrel-parse"}
     (symbol (str parent-name "." this-name))
+    (str "JSON routes for " parent-name
+         " auto-generated by [squirrel-parse](https://github.com/simon-brooke/squirrel-parse) at "
+         (f/unparse (f/formatters :basic-date-time) (t/now)))
     (list
       'require
       '[noir.response :as nresponse]