diff --git a/frontend/rabbi_gerzi/cypress/e2e/element-sibling-navigation.cy.ts b/frontend/rabbi_gerzi/cypress/e2e/element-sibling-navigation.cy.ts
index 7e6f3fb..8c52491 100644
--- a/frontend/rabbi_gerzi/cypress/e2e/element-sibling-navigation.cy.ts
+++ b/frontend/rabbi_gerzi/cypress/e2e/element-sibling-navigation.cy.ts
@@ -17,6 +17,16 @@ describe('element sibling navigation', () => {
 
     cy.visit('/element/2')
     cy.contains('h1', '1. Introduction').should('be.visible')
+    cy.get('[data-cy="child-element-list"]').then((childList) => {
+      cy.get('[data-cy="element-sibling-navigation"]').then(
+        (siblingNavigation) => {
+          expect(
+            childList[0].compareDocumentPosition(siblingNavigation[0])
+              & Node.DOCUMENT_POSITION_FOLLOWING,
+          ).to.not.equal(0)
+        },
+      )
+    })
     cy.get('[data-cy="element-sibling-navigation"]').should('be.visible')
     cy.get('[data-cy="element-sibling-previous"]')
       .should('have.attr', 'href', '/element/7')
@@ -49,6 +59,16 @@ describe('element sibling navigation', () => {
     cy.visit('/admin/element/2')
     cy.get('[data-cy="admin-element-title"]')
       .should('have.value', '1. Introduction')
+    cy.get('[data-cy="admin-element-save"]').then((saveButton) => {
+      cy.get('[data-cy="admin-sibling-navigation"]').then(
+        (siblingNavigation) => {
+          expect(
+            saveButton[0].compareDocumentPosition(siblingNavigation[0])
+              & Node.DOCUMENT_POSITION_FOLLOWING,
+          ).to.not.equal(0)
+        },
+      )
+    })
     cy.get('[data-cy="admin-sibling-navigation"]').should('be.visible')
     cy.get('[data-cy="admin-sibling-previous"]')
       .should('have.attr', 'href', '/admin/element/7')