diff --git a/build/tasks/spec-task.coffee b/build/tasks/spec-task.coffee
index 2c3512a19..9d6ae3aa8 100644
--- a/build/tasks/spec-task.coffee
+++ b/build/tasks/spec-task.coffee
@@ -155,15 +155,15 @@ module.exports = (grunt) ->
       grunt.log.error("Process error: #{err}")
 
     testProc.on 'close', (exitCode, signal) ->
-      #if testSucceeded
-      done()
-      # else
-      #   testOutput = testOutput.replace(/\x1b\[[^m]+m/g, '')
-      #   url = "https://hooks.slack.com/services/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"
-      #   request.post
-      #     url: url
-      #     json:
-      #       username: "Edgehill Builds"
-      #       text: "Aghhh somebody broke the build. ```#{testOutput}```"
-      #   , (err, httpResponse, body) ->
-      #     done(false)
+      if testSucceeded
+        done()
+      else
+        testOutput = testOutput.replace(/\x1b\[[^m]+m/g, '')
+        url = "https://hooks.slack.com/services/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"
+        request.post
+          url: url
+          json:
+            username: "Edgehill Builds"
+            text: "Aghhh somebody broke the build. ```#{testOutput}```"
+        , (err, httpResponse, body) ->
+          done(false)