diff --git a/src/app.js b/src/app.js
index d14c712..7d8ca9c 100644
--- a/src/app.js
+++ b/src/app.js
@@ -394,23 +394,20 @@
     return total;
   }
 
-  function isCurrentlyAsleep(events) {
-    const sorted = [...events].sort((a, b) => a.at - b.at);
-    let asleep = false;
-    for (const e of sorted) {
-      if (e.type === "sleep-start") asleep = true;
-      else if (e.type === "sleep-end") asleep = false;
-    }
-    return asleep;
-  }
-
-  // Current state derived from the *latest* sleep event. Used by the live
-  // counter at the top of the page.
+  // Current state derived from the *latest* sleep event. The single source of
+  // truth for both the big clock and the "Currently" row. For two boundary
+  // events sharing the same `at` (common once "now" events are minute-floored),
+  // the one logged later (higher updatedAt) wins, so the tie resolves the same
+  // way everywhere it's read.
   function currentSleepState(events) {
     let latest = null;
     for (const e of events) {
       if (e.type !== "sleep-start" && e.type !== "sleep-end") continue;
-      if (!latest || e.at > latest.at) latest = e;
+      if (!latest ||
+          e.at > latest.at ||
+          (e.at === latest.at && (e.updatedAt || 0) > (latest.updatedAt || 0))) {
+        latest = e;
+      }
     }
     if (!latest) return { state: null, since: 0 };
     return {
@@ -603,7 +600,7 @@
 
     const row = document.getElementById("currently-row");
     const currently = document.getElementById("currently");
-    if (isCurrentlyAsleep(events)) {
+    if (currentSleepState(events).state === "asleep") {
       row.hidden = false;
       currently.textContent = "😴 Asleep";
     } else {