diff --git a/src-ui/cypress/integration/settings.spec.ts b/src-ui/cypress/integration/settings.spec.ts
index bc25a5096..702314c09 100644
--- a/src-ui/cypress/integration/settings.spec.ts
+++ b/src-ui/cypress/integration/settings.spec.ts
@@ -72,4 +72,14 @@ describe('settings', () => {
     cy.visit('/dashboard')
     cy.get('app-saved-view-widget').contains('Inbox').should('not.exist')
   })
+
+  it('should change the pdf viewer type', () => {
+    cy.visit('/documents/1')
+    cy.get('object[data*="/api/documents/1/preview/"]').should('not.exist')
+    cy.visit('/settings')
+    cy.contains('Use PDF viewer provided by the browser').click()
+    cy.contains('button', 'Save').click()
+    cy.visit('/documents/1')
+    cy.get('object[data*="/api/documents/1/preview/"]')
+  })
 })