diff --git a/lib/name_validator.rb b/lib/name_validator.rb
index d8a7527..6ffbb37 100644
--- a/lib/name_validator.rb
+++ b/lib/name_validator.rb
@@ -1,7 +1,7 @@
 class NameValidator < ActiveModel::Validator
   def validate(record)
-    unless record.name =~ /^[a-zA-Z0-1\.-_ ]+$/
+    unless record.name =~ /^[a-zA-Z0-9\.\-_ ]+$/
       record.errors[:name] << "Can only contain numbers, letters, space, '.', '-' and '_'"
     end
   end
 end