diff --git a/tests/corpus/5628-promisify-timers.ts b/tests/corpus/5628-promisify-timers.ts
index 904ffc593..fd53f3814 100644
--- a/tests/corpus/5628-promisify-timers.ts
+++ b/tests/corpus/5628-promisify-timers.ts
@@ -20,11 +20,15 @@ async function main(): Promise<void> {
   console.log("module timeout:", await sleepFromModule(1, 42));
   console.log("module immediate:", await immediateFromModule(true));
 
+  // Timers armed together settle in deadline order however late the loop
+  // reaches its timers phase. (An immediate against a short timer is not
+  // ordered: the timer fires first once its delay has passed when the loop
+  // reaches the timers phase, in Node too.)
   const order: string[] = [];
   const slow = sleep(30, "slow").then((v) => order.push(v));
   const fast = sleep(1, "fast").then((v) => order.push(v));
-  const now = immediate("now").then((v) => order.push(v));
-  await Promise.all([slow, fast, now]);
+  const middle = sleep(10, "middle").then((v) => order.push(v));
+  await Promise.all([slow, fast, middle]);
   console.log("order:", order.join(","));
 
   const started = Date.now();
diff --git a/tests/fixtures/node-types/promisify-timers.ts b/tests/fixtures/node-types/promisify-timers.ts
index 04ff14fd0..da2a8cfea 100644
--- a/tests/fixtures/node-types/promisify-timers.ts
+++ b/tests/fixtures/node-types/promisify-timers.ts
@@ -11,6 +11,6 @@ console.log(await sleepFromModule(1, true));
 const order: string[] = [];
 await Promise.all([
   sleep(20, "slow").then((v) => order.push(v)),
-  immediate("now").then((v) => order.push(v)),
+  sleep(1, "fast").then((v) => order.push(v)),
 ]);
 console.log(order.join(","));