diff --git a/src/decouplededitoruiview.js b/src/decouplededitoruiview.js
index 8ad4e47..0d10be1 100644
--- a/src/decouplededitoruiview.js
+++ b/src/decouplededitoruiview.js
@@ -12,8 +12,6 @@ import InlineEditableUIView from '@ckeditor/ckeditor5-ui/src/editableui/inline/i
 import ToolbarView from '@ckeditor/ckeditor5-ui/src/toolbar/toolbarview';
 import Template from '@ckeditor/ckeditor5-ui/src/template';
 
-import '../theme/decouplededitor.css';
-
 /**
  * The decoupled editor UI view. It's a virtual view providing an inline
  * {@link module:editor-decoupled/decouplededitoruiview~DecoupledEditorUIView#editable} and a
diff --git a/theme/decouplededitor.css b/theme/decouplededitor.css
deleted file mode 100644
index c353a15..0000000
--- a/theme/decouplededitor.css
+++ /dev/null
@@ -1,5 +0,0 @@
-/*
- * Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
-