diff --git a/spec/shale/type/complex_spec/with_default_mapping_spec.rb b/spec/shale/type/complex_spec/with_default_mapping_spec.rb
index 9b6f85d..27435e6 100644
--- a/spec/shale/type/complex_spec/with_default_mapping_spec.rb
+++ b/spec/shale/type/complex_spec/with_default_mapping_spec.rb
@@ -313,7 +313,7 @@ class ParentCsv < Shale::Mapper
         end
 
         it 'accepts extra options' do
-          instance = mapper.from_yaml(yaml, aliases: true)
+          instance = mapper.from_yaml(yaml, fallback: false)
           expect(instance.one).to eq('foo')
         end
       end
@@ -341,7 +341,7 @@ class ParentCsv < Shale::Mapper
 
         it 'accepts extra options' do
           instance = mapper.new(one: 'foo', two: nil)
-          expect(instance.to_yaml(aliases: true)).to eq("---\none: foo\n")
+          expect(instance.to_yaml(indentation: 2)).to eq("---\none: foo\n")
         end
       end
     end