diff --git a/lib/csvbuilder/importer/concerns/import/attributes.rb b/lib/csvbuilder/importer/concerns/import/attributes.rb
index 4b2d5e1..473cb34 100644
--- a/lib/csvbuilder/importer/concerns/import/attributes.rb
+++ b/lib/csvbuilder/importer/concerns/import/attributes.rb
@@ -45,7 +45,7 @@ def _attribute_objects
 
       class_methods do
         def define_attribute_method(column_name)
-          return if super { original_attribute(column_name) }.nil?
+          nil if super { original_attribute(column_name) }.nil?
         end
       end
     end
diff --git a/spec/csvbuilder/importer/internal/import/attribute_spec.rb b/spec/csvbuilder/importer/internal/import/attribute_spec.rb
index 9486e82..dc91a4a 100644
--- a/spec/csvbuilder/importer/internal/import/attribute_spec.rb
+++ b/spec/csvbuilder/importer/internal/import/attribute_spec.rb
@@ -8,13 +8,13 @@ module Csvbuilder
   module Import
     RSpec.describe Attribute do
       describe "instance" do
-        let(:import_errors) { nil }
-        let(:row_model_class)     { Class.new BasicImportModel }
-        let(:source_value)        { "alpha" }
-        let(:source_row)          { [source_value, "original_beta"] }
-        let(:row_model)           { row_model_class.new(source_row) }
-        let(:options)             { {} }
-        let(:instance)            { described_class.new(:alpha, source_value, import_errors, row_model) }
+        let(:import_errors)   { nil }
+        let(:row_model_class) { Class.new BasicImportModel }
+        let(:source_value)    { "alpha" }
+        let(:source_row)      { [source_value, "original_beta"] }
+        let(:row_model)       { row_model_class.new(source_row) }
+        let(:options)         { {} }
+        let(:instance)        { described_class.new(:alpha, source_value, import_errors, row_model) }
 
         it_behaves_like "has_needed_value_methods"
 
@@ -38,6 +38,14 @@ module Import
               expect(value).to eql("alpha")
             end
           end
+
+          context "with import_errors" do
+            let(:import_errors) { [:whatever] }
+
+            it "returns nil" do
+              expect(value).to be_nil
+            end
+          end
         end
 
         describe "#parsed_value" do
diff --git a/spec/csvbuilder/importer/public/import/file_spec.rb b/spec/csvbuilder/importer/public/import/file_spec.rb
index 9c6ad70..6b56352 100644
--- a/spec/csvbuilder/importer/public/import/file_spec.rb
+++ b/spec/csvbuilder/importer/public/import/file_spec.rb
@@ -99,7 +99,7 @@ module Import
             expect(row.source_row).to eql %w[alpha beta]
 
             invalid_row = instance.next
-            expect(invalid_row).to be_invalid
+            expect(invalid_row).not_to be_valid
             expect(invalid_row.errors.full_messages).to eql ["Csv has Any value after quoted field isn't allowed in line 3."]
             expect(invalid_row.source_row).to eql []
 
@@ -107,8 +107,8 @@ module Import
             expect(row).to be_valid
             expect(row.source_row).to eql %w[lang1 lang2]
 
-            expect(instance.next).to be_invalid
-            expect(instance.next).to be_invalid
+            expect(instance.next).not_to be_valid
+            expect(instance.next).not_to be_valid
             expect(instance.next).to be_nil
           end
         end