diff --git a/ui/litellm-dashboard/src/components/tag_management/components/CreateTagModal.test.tsx b/ui/litellm-dashboard/src/components/tag_management/components/CreateTagModal.test.tsx
index a6100fa8f53..f073b6298ca 100644
--- a/ui/litellm-dashboard/src/components/tag_management/components/CreateTagModal.test.tsx
+++ b/ui/litellm-dashboard/src/components/tag_management/components/CreateTagModal.test.tsx
@@ -1,9 +1,24 @@
-import { describe, it, expect, vi, beforeEach } from "vitest";
+import { describe, it, expect, vi, beforeEach, beforeAll } from "vitest";
 import { render, screen, waitFor } from "@testing-library/react";
 import userEvent from "@testing-library/user-event";
 import CreateTagModal from "./CreateTagModal";
 
 describe("CreateTagModal", () => {
+  beforeAll(() => {
+    Object.defineProperty(window, "matchMedia", {
+      writable: true,
+      value: vi.fn().mockImplementation((query) => ({
+        matches: false,
+        media: query,
+        onchange: null,
+        addListener: vi.fn(),
+        removeListener: vi.fn(),
+        addEventListener: vi.fn(),
+        removeEventListener: vi.fn(),
+        dispatchEvent: vi.fn(),
+      })),
+    });
+  });
   const mockOnCancel = vi.fn();
   const mockOnSubmit = vi.fn();
   const mockAvailableModels = [