diff --git a/adminfront/tests/tenants.spec.ts b/adminfront/tests/tenants.spec.ts
index b54b4c8b..817f285a 100644
--- a/adminfront/tests/tenants.spec.ts
+++ b/adminfront/tests/tenants.spec.ts
@@ -27,6 +27,17 @@ test.describe("Tenants Management", () => {
         await route.fulfill({ json: { issuer: "http://localhost:5000/oidc" } });
       },
     );
+
+    // Default mock for tenants to avoid proxy leaks
+    await page.route("**/api/v1/admin/tenants**", async (route) => {
+      if (route.request().method() === "GET") {
+        await route.fulfill({
+          json: { items: [], total: 0, limit: 100, offset: 0 },
+        });
+      } else {
+        await route.continue();
+      }
+    });
   });
 
   test("should list tenants", async ({ page }) => {