diff --git a/frontend/public/js/stats.js b/frontend/public/js/stats.js
index 97bf442..75f94c8 100644
--- a/frontend/public/js/stats.js
+++ b/frontend/public/js/stats.js
@@ -56,9 +56,15 @@ export function completedSet(completions, user, goalId) {
  */
 export function currentStreak(completedSetForUser, goal, refISO = todayISO()) {
   const start = goal.start_date;
-  const end = clampWindowEnd(goal, refISO);
+  let end = clampWindowEnd(goal, refISO);
   if (refISO < start) return 0;
 
+  // If today isn't completed yet and the goal is still active,
+  // start from yesterday — the day isn't over so don't break the streak.
+  if (end === refISO && !completedSetForUser.has(end)) {
+    end = addDays(end, -1);
+  }
+
   let cur = end;
   let n = 0;
   while (cur >= start && completedSetForUser.has(cur)) {