diff --git a/app/inputs/collection_select2_input.rb b/app/inputs/collection_select2_input.rb
deleted file mode 100644
index 2bcea6f..0000000
--- a/app/inputs/collection_select2_input.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-class CollectionSelect2Input < SimpleForm::Inputs::CollectionSelectInput
-  def input_html_classes
-    super.push("select2")
-  end
-end
diff --git a/app/inputs/datepicker_input.rb b/app/inputs/datepicker_input.rb
deleted file mode 100644
index a1a1d31..0000000
--- a/app/inputs/datepicker_input.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-class DatepickerInput < SimpleForm::Inputs::Base
-  def input
-    @builder.text_field(attribute_name, input_html_options) + \
-      @builder.hidden_field(attribute_name, class: attribute_name.to_s + "-alt")
-  end
-end