diff --git a/build.boot b/build.boot
index c5175a2..13df72b 100644
--- a/build.boot
+++ b/build.boot
@@ -16,7 +16,37 @@
  '[adzerk.boot-reload    :refer [reload]]
  '[deraen.boot-cljx      :refer [cljx]]
  '[pandeiro.http         :refer [serve]]
- '[clojure.tools.namespace.repl :refer [set-refresh-dirs]])
+ '[clojure.tools.namespace.repl :refer [set-refresh-dirs]]
+
+ '[boot.util            :as util]
+ '[boot.pod             :as pod])
+
+(deftask growl
+  "Growl notifications during build."
+  []
+  (let []
+    (pod/add-dependencies-worker {:dependencies '[[jakemcc/clojure-gntp "0.1.1"]]})
+    (fn [continue]
+      (fn [event]
+        (try
+          (util/with-let [ret (continue event)]
+            (pod/call-worker
+             (if (zero? @*warnings*)
+               `(jakemcc.clojure-gntp.gntp/message "Boot - success" ""
+                                                   :appname "boot"
+                                                   :app "boot"
+                                                   :notification "boot-notify")
+               `(jakemcc.clojure-gntp.gntp/message "Boot - warning(s)" ~(deref *warnings*)
+                                                   :appname "boot"
+                                                   :app "boot"
+                                                   :notification "boot-notify"))))
+          (catch Throwable t
+            (pod/call-worker
+             `(jakemcc.clojure-gntp.gntp/message "Boot - error" ~(str (.getMessage t))
+                                                 :appname "boot"
+                                                 :app "boot"
+                                                 :notification "boot-notify"))
+            (throw t)))))))
 
 (deftask development
   "watch and compile cljx, css, cljs, init cljs-repl and push changes to browser"
@@ -26,6 +56,8 @@
   (apply set-refresh-dirs (get-env :src-paths))
   (comp (serve :dir "target")
         (watch)
+        ;; (speak :success "")
+        (growl)
         (cljx)
         (cljs-repl)
         (cljs :output-to "main.js"