diff --git a/DysonNetwork.Pass/Rewind/PassRewindService.cs b/DysonNetwork.Pass/Rewind/PassRewindService.cs
index 7570cc9..a49bf5f 100644
--- a/DysonNetwork.Pass/Rewind/PassRewindService.cs
+++ b/DysonNetwork.Pass/Rewind/PassRewindService.cs
@@ -1,4 +1,3 @@
-using System.Linq;
 using DysonNetwork.Shared.Proto;
 using Microsoft.EntityFrameworkCore;
 using NodaTime;
@@ -13,8 +12,8 @@ public class PassRewindService(AppDatabase db)
 {
     public async Task<RewindEvent> CreateRewindEvent(Guid accountId, int year)
     {
-        var startDate = Instant.FromDateTimeUtc(new DateTime(year - 1, 12, 26));
-        var endDate = Instant.FromDateTimeUtc(new DateTime(year, 12, 26));
+        var startDate = new LocalDate(year - 1, 12, 26).AtMidnight().InUtc().ToInstant();
+        var endDate = new LocalDate(year, 12, 26).AtMidnight().InUtc().ToInstant();
 
         var checkInDates = await db.AccountCheckInResults
             .Where(a => a.CreatedAt >= startDate && a.CreatedAt < endDate)
diff --git a/DysonNetwork.Sphere/Rewind/SphereRewindServiceGrpc.cs b/DysonNetwork.Sphere/Rewind/SphereRewindServiceGrpc.cs
index b5894f5..2d7b79f 100644
--- a/DysonNetwork.Sphere/Rewind/SphereRewindServiceGrpc.cs
+++ b/DysonNetwork.Sphere/Rewind/SphereRewindServiceGrpc.cs
@@ -21,8 +21,8 @@ public class SphereRewindServiceGrpc(
         var accountId = Guid.Parse(request.AccountId);
         var year = request.Year;
 
-        var startDate = Instant.FromDateTimeUtc(new DateTime(year - 1, 12, 26));
-        var endDate = Instant.FromDateTimeUtc(new DateTime(year, 12, 26));
+        var startDate = new LocalDate(year - 1, 12, 26).AtMidnight().InUtc().ToInstant();
+        var endDate = new LocalDate(year, 12, 26).AtMidnight().InUtc().ToInstant();
 
         // Audience data
         var mostLovedPublisherClue =