diff --git a/Add_Binary.rb b/Add_Binary.rb
index 047174b..1ccae68 100644
--- a/Add_Binary.rb
+++ b/Add_Binary.rb
@@ -2,4 +2,4 @@ def add_binary(a, b)
     return (a.to_i(2) + b.to_i(2)).to_s(2)
 end
 
-puts add_binary(11,1)
\ No newline at end of file
+puts add_binary("11","1")
\ No newline at end of file