diff --git a/Guardfile b/Guardfile
index f3b4b4c..7c149db 100644
--- a/Guardfile
+++ b/Guardfile
@@ -15,7 +15,7 @@
 #
 # and, you'll have to watch "config/Guardfile" instead of "Guardfile"
             #
-guard :minitest, :spring => false do
+guard :minitest, spring: false do
   watch(%r{^lib/(.+)\.rb$}) do |m| 
     name = m[1].split('/')[1..-1].join('_')
     "spec/#{name}_spec.rb"