diff --git a/spec/features/work_packages/details/relations/primerized_relations_spec.rb b/spec/features/work_packages/details/relations/primerized_relations_spec.rb
index bd7cb8c42a4c..ea86ee42cb9a 100644
--- a/spec/features/work_packages/details/relations/primerized_relations_spec.rb
+++ b/spec/features/work_packages/details/relations/primerized_relations_spec.rb
@@ -106,6 +106,9 @@ def label_for_relation_type(relation_type)
   describe "rendering" do
     it "renders the relations tab" do
       scroll_to_element relations_panel
+
+      wait_for_network_idle
+
       expect(page).to have_css(relations_panel_selector)
 
       tabs.expect_counter("relations", 4)
@@ -120,6 +123,8 @@ def label_for_relation_type(relation_type)
     it "can delete relations" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       relations_tab.remove_relation(relation_follows)
 
       expect { relation_follows.reload }.to raise_error(ActiveRecord::RecordNotFound)
@@ -130,6 +135,8 @@ def label_for_relation_type(relation_type)
     it "can delete children" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       relations_tab.remove_child(child_wp)
       expect(child_wp.reload.parent).to be_nil
 
@@ -141,6 +148,8 @@ def label_for_relation_type(relation_type)
     it "renders an edit form" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       relation_row = relations_tab.expect_relation(relation_follows)
 
       relations_tab.add_description_to_relation(relation_follows, "Discovered relations have descriptions!")
@@ -164,6 +173,8 @@ def label_for_relation_type(relation_type)
     it "does not have an edit action for children" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       child_row = relations_panel.find("[data-test-selector='op-relation-row-#{child_wp.id}']")
 
       within(child_row) do
@@ -182,10 +193,18 @@ def label_for_relation_type(relation_type)
                relation_type: Relation::TYPE_FOLLOWS)
       end
 
+      before do
+        another_wp
+        relation_to
+      end
+
       it "shows the correct related WorkPackage in the dialog (regression #59771)" do
         scroll_to_element relations_panel
 
-        relations_tab.open_relation_dialog(relation_to)
+        wait_for_network_idle
+
+        relations_tab.expect_relation(another_wp)
+        relations_tab.open_relation_dialog(another_wp)
 
         within "##{WorkPackageRelationsTab::WorkPackageRelationDialogComponent::DIALOG_ID}" do
           expect(page).to have_field("Work package",
@@ -202,6 +221,8 @@ def label_for_relation_type(relation_type)
     it "renders the new relation form for the selected type and creates the relation" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       relations_tab.add_relation(type: :precedes, relatable: wp_successor,
                                  description: "Discovered relations have descriptions!")
       relations_tab.expect_relation(wp_successor)
@@ -238,6 +259,8 @@ def label_for_relation_type(relation_type)
     it "renders the new child form and creates the child relationship" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       tabs.expect_counter("relations", 4)
 
       relations_tab.add_existing_child(not_yet_child_wp)
@@ -296,6 +319,8 @@ def label_for_relation_type(relation_type)
     it "does not show options to add or edit relations" do
       scroll_to_element relations_panel
 
+      wait_for_network_idle
+
       tabs.expect_counter("relations", 4)
 
       relations_tab.expect_no_add_relation_button
@@ -311,6 +336,8 @@ def label_for_relation_type(relation_type)
       it "does not show the option to delete the child" do
         scroll_to_element relations_panel
 
+        wait_for_network_idle
+
         tabs.expect_counter("relations", 4)
 
         # The menu is shown as the user can add a relation
@@ -332,6 +359,8 @@ def label_for_relation_type(relation_type)
       it "does not show the option to edit the relation but only the child" do
         scroll_to_element relations_panel
 
+        wait_for_network_idle
+
         tabs.expect_counter("relations", 4)
 
         # The menu is shown as the user can add a child
diff --git a/spec/support/components/work_packages/relations.rb b/spec/support/components/work_packages/relations.rb
index 246412fb1520..79ee9f1274ac 100644
--- a/spec/support/components/work_packages/relations.rb
+++ b/spec/support/components/work_packages/relations.rb
@@ -64,11 +64,11 @@ def expect_no_add_relation_button
 
       def find_row(relatable)
         actual_relatable = find_relatable(relatable)
-        page.find_test_selector("op-relation-row-#{actual_relatable.id}")
+        page.find_test_selector("op-relation-row-#{actual_relatable.id}", wait: 5)
       end
 
       def find_some_row(text:)
-        page.find("[data-test-selector^='op-relation-row']", text:)
+        page.find("[data-test-selector^='op-relation-row']", text:, wait: 5)
       end
 
       def expect_row(work_package)