diff --git a/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts b/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts
index 8552506358..5e236a6ccc 100644
--- a/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts
+++ b/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts
@@ -38,7 +38,7 @@ export class DataViewerTabService {
   ) {
 
     this.page = this.dbObjectPageService.register({
-      key: dataViewerHandlerKey,
+      key: 'data_viewer_data',
       priority: 2,
       order: 2,
       getTabComponent: () => DataViewerTab,
diff --git a/webapp/packages/plugin-data-viewer/src/dataViewerHandlerKey.ts b/webapp/packages/plugin-data-viewer/src/dataViewerHandlerKey.ts
deleted file mode 100644
index 8d37482bf5..0000000000
--- a/webapp/packages/plugin-data-viewer/src/dataViewerHandlerKey.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
- * cloudbeaver - Cloud Database Manager
- * Copyright (C) 2020 DBeaver Corp and others
- *
- * Licensed under the Apache License, Version 2.0.
- * you may not use this file except in compliance with the License.
- */
-
-export const dataViewerHandlerKey = 'data_viewer_data';