diff --git a/services/spelling/Gruntfile.coffee b/services/spelling/Gruntfile.coffee
index 2b1e797db5..038057c3ad 100644
--- a/services/spelling/Gruntfile.coffee
+++ b/services/spelling/Gruntfile.coffee
@@ -32,6 +32,7 @@ module.exports = (grunt) ->
 				options:
 					reporter: grunt.option('reporter') or 'spec'
 					grep: grunt.option("grep")
+					timeout: grunt.option("timeout")
 				src: ["test/unit/js/**/*.js"]
 
 	grunt.loadNpmTasks 'grunt-contrib-coffee'