diff --git a/05 Bagels/ruby/bagels.rb b/05 Bagels/ruby/bagels.rb
index 07024559..44cd31da 100644
--- a/05 Bagels/ruby/bagels.rb	
+++ b/05 Bagels/ruby/bagels.rb	
@@ -18,8 +18,8 @@ def generate_target
 end
 
 def puts_clue_for(guess_number, target_number)
-  guess_array = guess_number.to_s.split("")
-  target_array = target_number.to_s.split("")
+  guess_array = guess_number.to_s.split('')
+  target_array = target_number.to_s.split('')
 
   clues = [].tap do |clue|
     guess_array.each_with_index do |n, i|