diff --git a/spec/system/bulk_assign_spec.rb b/spec/system/bulk_assign_spec.rb
index ca0709c5..a29deab5 100644
--- a/spec/system/bulk_assign_spec.rb
+++ b/spec/system/bulk_assign_spec.rb
@@ -16,8 +16,7 @@
   end
 
   describe "from topic list" do
-    # TODO (martin) Unskip when core PR is merged to make new bulk select method the default
-    xit "can assign and unassign topics" do
+    it "can assign and unassign topics" do
       ## Assign
       visit "/latest"
       topic = topics.first
diff --git a/spec/system/group_assigned_spec.rb b/spec/system/group_assigned_spec.rb
index 6f216592..31d349d0 100644
--- a/spec/system/group_assigned_spec.rb
+++ b/spec/system/group_assigned_spec.rb
@@ -8,6 +8,8 @@
 
   let(:topic_list) { PageObjects::Components::TopicList.new }
   let(:topic_list_header) { PageObjects::Components::TopicListHeader.new }
+  let(:topic_bulk_modal) { PageObjects::Modals::TopicBulkActions.new }
+  let(:assign_modal) { PageObjects::Modals::Assign.new }
 
   before do
     group.add(admin)
@@ -17,14 +19,35 @@
     sign_in(admin)
   end
 
-  # TODO (martin) Unskip when core PR is merged to make new bulk select method the default
-  xit "allows to bulk select assigned topics" do
+  it "allows to bulk select assigned topics" do
     visit "/g/#{group.name}/assigned/everyone"
 
     topic_list_header.click_bulk_select_button
     topic_list.click_topic_checkbox(topic)
-    find(".bulk-select-actions").click
 
+    # Click Assign Button
+    topic_list_header.click_bulk_select_topics_dropdown
+    expect(topic_list_header).to have_assign_topics_button
+    topic_list_header.click_assign_topics_button
     expect(topic_list_header).to have_bulk_select_modal
+
+    # Assign User
+    assignee = admin.username
+    select_kit = PageObjects::Components::SelectKit.new("#assignee-chooser")
+
+    # This initial collapse is needed because for some reason the modal is
+    # opening with `is-expanded` property, but it isn't actually expanded.
+    select_kit.collapse
+
+    select_kit.expand_if_needed
+    select_kit.search(assignee)
+    select_kit.select_row_by_value(assignee)
+    select_kit.collapse
+
+    # Click Confirm
+    topic_list_header.click_bulk_topics_confirm
+
+    expect(topic_bulk_modal).to be_closed
+    expect(Assignment.find_by(topic: topic).assigned_to).to eq(admin)
   end
 end
diff --git a/test/javascripts/acceptance/bulk-actions-test.js b/test/javascripts/acceptance/bulk-actions-test.js
deleted file mode 100644
index f177973c..00000000
--- a/test/javascripts/acceptance/bulk-actions-test.js
+++ /dev/null
@@ -1,95 +0,0 @@
-import { click, fillIn, visit } from "@ember/test-helpers";
-import { skip } from "qunit";
-import pretender, {
-  parsePostData,
-  response,
-} from "discourse/tests/helpers/create-pretender";
-import { acceptance, query } from "discourse/tests/helpers/qunit-helpers";
-import selectKit from "discourse/tests/helpers/select-kit-helper";
-import I18n from "I18n";
-
-acceptance("Discourse Assign | Bulk actions", function (needs) {
-  needs.user({
-    moderator: true,
-    can_assign: true,
-  });
-  needs.settings({
-    assign_enabled: true,
-    enable_assign_status: true,
-  });
-
-  needs.pretender((server, helper) => {
-    server.get("/assign/suggestions", () => {
-      return helper.response({
-        success: true,
-        assign_allowed_groups: false,
-        assign_allowed_for_groups: [],
-        suggestions: [
-          {
-            id: 19,
-            username: "eviltrout",
-            name: "Robin Ward",
-            avatar_template:
-              "/user_avatar/meta.discourse.org/eviltrout/{size}/5275_2.png",
-          },
-        ],
-      });
-    });
-  });
-
-  // TODO (martin) Unskip when core PR is merged to make new bulk select method the default
-  skip("Assigning users to topics", async function (assert) {
-    pretender.put("/topics/bulk", ({ requestBody }) => {
-      const body = parsePostData(requestBody);
-      assert.deepEqual(body.operation, {
-        type: "assign",
-        username: "eviltrout",
-        status: "In Progress",
-        note: "a note!",
-      });
-      assert.deepEqual(body["topic_ids[]"], [
-        topic1.dataset.topicId,
-        topic2.dataset.topicId,
-      ]);
-
-      return response({ success: true });
-    });
-
-    await visit("/latest");
-    await click("button.bulk-select");
-
-    const topic1 = query(".topic-list-body tr:nth-child(1)");
-    const topic2 = query(".topic-list-body tr:nth-child(2)");
-    await click(topic1.querySelector("input.bulk-select"));
-    await click(topic2.querySelector("input.bulk-select"));
-
-    await click(".bulk-select-actions");
-
-    assert
-      .dom("#discourse-modal-title")
-      .includesText(I18n.t("topics.bulk.actions"), "opens bulk-select modal");
-
-    await click("button.assign-topics");
-
-    const menu = selectKit(".topic-bulk-actions-modal .user-chooser");
-    assert.true(menu.isExpanded(), "user selector is expanded");
-
-    await click(".topic-bulk-actions-modal .btn-primary");
-    assert.dom(".error-label").includesText("Choose a user to assign");
-
-    await menu.expand();
-    await menu.selectRowByIndex(0);
-    assert.strictEqual(menu.header().value(), "eviltrout");
-
-    await fillIn("#assign-modal-note", "a note!");
-
-    const statusDropdown = selectKit("#assign-status");
-    assert.strictEqual(statusDropdown.header().value(), "New");
-
-    await statusDropdown.expand();
-    await statusDropdown.selectRowByValue("In Progress");
-    assert.strictEqual(statusDropdown.header().value(), "In Progress");
-
-    await click(".topic-bulk-actions-modal .btn-primary");
-  });
-});