diff --git a/lib/daru/view/adapters/datatables.rb b/lib/daru/view/adapters/datatables.rb
index bb4ec2a..cec4a2c 100644
--- a/lib/daru/view/adapters/datatables.rb
+++ b/lib/daru/view/adapters/datatables.rb
@@ -1,4 +1,3 @@
-require 'daru/data_tables'
 require 'daru'
 require 'securerandom'
 require 'erb'
@@ -59,13 +58,13 @@ module DatatablesAdapter
         #     table2 = Daru::View::Table.new(df_sale_exp, options2)
         #     table3 = Daru::View::Table.new(df_sale_exp)
         def init_table(data=[], options={}, _user_options={})
-          @table = Daru::DataTables::DataTable.new(data, options)
+          @table = Daru::View::DataTable.new(data, options)
           @table
         end
 
         # @return [String] returns code of the dependent JS and CSS file(s)
         def init_script
-          Daru::DataTables.init_script
+          Daru::View::DataTables.init_script
         end
 
         # @param table [Daru::DataTables::DataTable] table object to access
@@ -117,7 +116,7 @@ def generate_html(table)
         #   table = Daru::View::Table.new(data, options)
         #   table.init_iruby
         def init_iruby
-          Daru::DataTables.init_iruby
+          Daru::View::DataTables.init_iruby
         end
       end
     end
diff --git a/spec/adapters/datatables_spec.rb b/spec/adapters/datatables_spec.rb
index 3aff3a5..abc769a 100644
--- a/spec/adapters/datatables_spec.rb
+++ b/spec/adapters/datatables_spec.rb
@@ -18,20 +18,20 @@
   let(:table_dv) { Daru::View::Table.new(@data_vec1, @options) }
 
   describe "initialization Tables" do
-    it "Table class must be Daru::DataTables::DataTable" do
-      expect(Daru::View::Table.new.table).to be_a Daru::DataTables::DataTable
+    it "Table class must be Daru::View::DataTable" do
+      expect(Daru::View::Table.new.table).to be_a Daru::View::DataTable
     end
 
-    it "Table class must be Daru::DataTables::DataTable when data objects" \
+    it "Table class must be Daru::View::DataTable when data objects" \
        " are of class Array" do
-      expect(table_string_array.table).to be_a Daru::DataTables::DataTable
+      expect(table_string_array.table).to be_a Daru::View::DataTable
       expect(table_string_array.data).to eq string_array
       expect(table_string_array.options).to eq options
     end
 
-    it "Table class must be Daru::DataTables::DataTable when data objects" \
+    it "Table class must be Daru::View::DataTable when data objects" \
        " are of class Array of Arrays" do
-      expect(table_array.table).to be_a Daru::DataTables::DataTable
+      expect(table_array.table).to be_a Daru::View::DataTable
       expect(table_array.data).to eq data_array
       expect(table_array.options).to eq options
     end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index e645619..8245726 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,6 +1,7 @@
 require 'rspec'
 require 'simplecov'
 require 'daru/view'
+require 'daru/data_tables'
 require 'daru'
 require 'coveralls'
 require 'simplecov-console'
diff --git a/spec/table_spec.rb b/spec/table_spec.rb
index 3785c9e..0ef93be 100644
--- a/spec/table_spec.rb
+++ b/spec/table_spec.rb
@@ -70,14 +70,14 @@
 
     it 'daru-data_tables table using DataFrame' do
       expect(table_df).to be_a Daru::View::Table
-      expect(table_df.table).to be_a Daru::DataTables::DataTable
+      expect(table_df.table).to be_a Daru::View::DataTable
       expect(table_df.options).to eq options
       expect(table_df.data).to eq df
     end
 
     it 'daru-data_tables table using Vector' do
       expect(table_dv).to be_a Daru::View::Table
-      expect(table_dv.table).to be_a Daru::DataTables::DataTable
+      expect(table_dv.table).to be_a Daru::View::DataTable
       expect(table_dv.options).to eq options
       expect(table_dv.data).to eq dv
     end