diff --git a/tests/integration/tests/38-vmware-ai-chat-mentions.spec.ts b/tests/integration/tests/38-vmware-ai-chat-mentions.spec.ts
index 0aabe63507..9c56a685ef 100644
--- a/tests/integration/tests/38-vmware-ai-chat-mentions.spec.ts
+++ b/tests/integration/tests/38-vmware-ai-chat-mentions.spec.ts
@@ -78,7 +78,8 @@ test.describe('VMware AI chat mentions', () => {
       .filter({ hasText: /esxi-01\.lab\.local/ })
       .first();
     await expect(hostOption).toBeVisible({ timeout: 30_000 });
-    await hostOption.click();
+    await expect(hostOption).toHaveAttribute('aria-selected', 'true');
+    await textarea.press('Enter');
     await expect(textarea).toHaveValue('@esxi-01.lab.local ');
 
     // API-backed vSphere VMs use the same shared mention contract, carrying
@@ -91,7 +92,8 @@ test.describe('VMware AI chat mentions', () => {
       .filter({ hasText: /warehouse-api-01/ })
       .first();
     await expect(vmOption).toBeVisible({ timeout: 30_000 });
-    await vmOption.click();
+    await expect(vmOption).toHaveAttribute('aria-selected', 'true');
+    await textarea.press('Enter');
     await expect(textarea).toHaveValue('@warehouse-api-01 ');
 
     expect(unexpectedVMwareRequests).toEqual([]);
diff --git a/tests/integration/tests/85-powered-off-tolerance.spec.ts b/tests/integration/tests/85-powered-off-tolerance.spec.ts
index 37abe97d1d..d371e0bf30 100644
--- a/tests/integration/tests/85-powered-off-tolerance.spec.ts
+++ b/tests/integration/tests/85-powered-off-tolerance.spec.ts
@@ -44,8 +44,16 @@ test("powered-off tolerance preserves inheritance, explicit zero, and strict val
   };
   const updates: Array<Record<string, unknown>> = [];
 
-  await page.route("**/api/resources?**", async (route: Route) => {
+  // Keep this policy contract deterministic. Live inventory frames can arrive
+  // after the REST response and replace the single resource fixture.
+  await page.routeWebSocket("**/ws*", () => {});
+
+  await page.route("**/api/resources**", async (route: Route) => {
     const url = new URL(route.request().url());
+    if (url.pathname !== "/api/resources") {
+      await route.continue();
+      return;
+    }
     const pageNumber = Number(url.searchParams.get("page") ?? "1");
     const data =
       pageNumber === 1
@@ -135,7 +143,10 @@ test("powered-off tolerance preserves inheritance, explicit zero, and strict val
   const override = page.getByRole("spinbutton", {
     name: /Grace override \(seconds\)/,
   });
-  await override.fill("1.5");
+  // Exponent syntax is valid for a number input, but intentionally rejected by
+  // the policy's whole-number grammar. WebKit clears step-invalid decimals.
+  await override.fill("1e2");
+  await expect(override).toHaveValue("1e2");
   await page.getByRole("button", { name: "Save override" }).click();
   await expect(
     page.getByText("Grace override must be a whole number of seconds.", {