diff --git a/public/app/features/alerting/unified/components/rules/RulesGroup.test.tsx b/public/app/features/alerting/unified/components/rules/RulesGroup.test.tsx
index fca35aa7dc4..a2f82b60442 100644
--- a/public/app/features/alerting/unified/components/rules/RulesGroup.test.tsx
+++ b/public/app/features/alerting/unified/components/rules/RulesGroup.test.tsx
@@ -177,4 +177,32 @@ describe('Rules group tests', () => {
       expect(ui.editGroupButton.query()).not.toBeInTheDocument();
     });
   });
+
+  describe('Ungrouped rules', () => {
+    const ungroupedGroup: CombinedRuleGroup = {
+      name: 'no_group_for_rule_TestRule',
+      rules: [
+        mockCombinedRule({
+          name: 'TestRule',
+          rulerRule: mockGrafanaRulerRule({ namespace_uid: 'folder-123' }),
+        }),
+      ],
+      totals: {},
+    };
+
+    const namespace: CombinedRuleNamespace = {
+      name: 'TestNamespace',
+      rulesSource: 'grafana',
+      groups: [ungroupedGroup],
+    };
+
+    beforeEach(() => {
+      mockUseHasRuler(true, GRAFANA_RULER_CONFIG);
+    });
+
+    it('Should display rule name with (Ungrouped) suffix in grouped view', async () => {
+      renderRulesGroup(namespace, ungroupedGroup);
+      expect(await screen.findByText(/TestRule \(Ungrouped\)/)).toBeInTheDocument();
+    });
+  });
 });