diff --git a/packages/web-react/src/components/FileUploader/__tests__/FileUploaderInput.test.tsx b/packages/web-react/src/components/FileUploader/__tests__/FileUploaderInput.test.tsx
index fe5d92e91f..ff298983d3 100644
--- a/packages/web-react/src/components/FileUploader/__tests__/FileUploaderInput.test.tsx
+++ b/packages/web-react/src/components/FileUploader/__tests__/FileUploaderInput.test.tsx
@@ -1,4 +1,4 @@
-import { render, screen, act, fireEvent, waitFor } from '@testing-library/react';
+import { render, screen } from '@testing-library/react';
 import React from 'react';
 import ReactDOMServer from 'react-dom/server';
 import { classNamePrefixProviderTest } from '../../../../tests/providerTests/classNamePrefixProviderTest';
@@ -14,7 +14,7 @@ describe('FileUploaderInput', () => {
 
   validationTextPropsTest(FileUploaderInput, '.FileUploaderInput__validationText');
 
-  it('should have drag-and-drop listeners in CSR when draggable is supported', () => {
+  it('should have drag-and-drop class in Client component', () => {
     render(<FileUploaderInput id="test-uploader" name="test-uploader" label="upload" data-testid="test" />);
 
     const dropZone = screen.getAllByTestId('test')[0];
@@ -22,86 +22,13 @@ describe('FileUploaderInput', () => {
     expect(dropZone).toHaveClass('has-drag-and-drop');
   });
 
-  it('should not have drag-and-drop listeners in SSR', () => {
-    const ui = <FileUploaderInput id="test-uploader" name="test-uploader" label="upload" data-testid="test" />;
+  it('should not have drag-and-drop class in Server component', () => {
     const container = document.createElement('div');
     document.body.appendChild(container);
-    container.innerHTML = ReactDOMServer.renderToString(ui);
+    container.innerHTML = ReactDOMServer.renderToString(
+      <FileUploaderInput id="test-uploader" name="test-uploader" label="upload" data-testid="test" />,
+    );
 
-    act(() => {
-      render(ui, { hydrate: true, container });
-    });
-
-    const dropZone = screen.getAllByTestId('test')[0];
-
-    expect(dropZone).not.toHaveClass('has-drag-and-drop');
-  });
-});
-
-describe('Listener approach', () => {
-  it('should not register onDragOver event listener during SSR', () => {
-    // Simulace addEventListener pomocí jest.spyOn
-    const addEventListenerSpy = jest.spyOn(document, 'addEventListener');
-
-    // Simulujeme SSR renderováním pouze komponenty bez vykonání useEffect
-    // Abychom simulovali SSR, renderování komponenty nebude obsahovat "hydration" logiku.
-    render(<FileUploaderInput name="bagr" id="pokus" data-testid="test" />, { hydrate: false });
-
-    // Ověřujeme, že event listener nebyl zaregistrován
-    expect(addEventListenerSpy).not.toHaveBeenCalledWith('dragover', expect.any(Function));
-
-    // Vyčistíme spy
-    addEventListenerSpy.mockRestore();
-  });
-
-  it('should register onDragOver event listener during CSR', () => {
-    const addEventListenerSpy = jest.spyOn(document, 'addEventListener');
-
-    // Simulujeme CSR renderováním komponenty s vykonáním useEffect
-    render(<FileUploaderInput name="bagr" id="pokus" data-testid="test" />, { hydrate: true });
-
-    expect(addEventListenerSpy).toHaveBeenCalledWith('dragover', expect.any(Function));
-
-    addEventListenerSpy.mockRestore();
-  });
-});
-
-describe('mock useEffect approach', () => {
-  it('should not register onDragOver event listener during SSR', () => {
-    jest.spyOn(React, 'useEffect').mockImplementation(() => {});
-    const addEventListenerSpy = jest.spyOn(window, 'addEventListener');
-
-    // Simulujeme SSR renderování komponenty
-    render(<FileUploaderInput name="bagr" id="pokus" data-testid="test" />);
-
-    // Kontrolujeme, že během SSR nebyl zaregistrován žádný onDragOver listener
-    expect(addEventListenerSpy).not.toHaveBeenCalledWith('dragover', expect.any(Function));
-
-    addEventListenerSpy.mockRestore();
-  });
-
-  it('should register onDragOver event listener during CSR', () => {
-    const addEventListenerSpy = jest.spyOn(window, 'addEventListener');
-
-    // Simulujeme CSR renderování komponenty
-    render(<FileUploaderInput name="bagr" id="pokus" data-testid="test" />);
-
-    // Kontrolujeme, že během CSR byl zaregistrován onDragOver listener
-    expect(addEventListenerSpy).toHaveBeenCalledWith('dragover', expect.any(Function));
-
-    addEventListenerSpy.mockRestore();
-  });
-});
-
-describe('is-dragging class onDragOver event', () => {
-  it('should have is-dragging class on dragOver', () => {
-    render(<FileUploaderInput name="bagr" id="pokus" data-testid="test" />);
-    const dropZone = screen.getAllByTestId('test')[0];
-
-    fireEvent.dragOver(dropZone);
-
-    waitFor(() => {
-      expect(dropZone).toHaveClass('is-dragging');
-    });
+    expect(container).not.toContainHTML('has-drag-and-drop');
   });
 });