diff --git a/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/DialogSeenLogs/Queries/Search/SearchDialogSeenLogQuery.cs b/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/DialogSeenLogs/Queries/Search/SearchDialogSeenLogQuery.cs
index f5f740e78..92b211caa 100644
--- a/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/DialogSeenLogs/Queries/Search/SearchDialogSeenLogQuery.cs
+++ b/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/DialogSeenLogs/Queries/Search/SearchDialogSeenLogQuery.cs
@@ -73,7 +73,7 @@ public async Task<SearchDialogSeenLogResult> Handle(SearchDialogSeenLogQuery req
             .Select(x =>
             {
                 var dto = _mapper.Map<SearchDialogSeenLogDto>(x);
-                dto.IsCurrentEndUser = currentUserInformation.UserId.ExternalId == x.SeenBy.ActorId;
+                dto.IsCurrentEndUser = currentUserInformation.UserId.ExternalIdWithPrefix == x.SeenBy.ActorId;
                 return dto;
             })
             .ToList();
diff --git a/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/Dialogs/Queries/Search/SearchDialogQuery.cs b/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/Dialogs/Queries/Search/SearchDialogQuery.cs
index 137d8496e..fe5723a0d 100644
--- a/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/Dialogs/Queries/Search/SearchDialogQuery.cs
+++ b/src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/Dialogs/Queries/Search/SearchDialogQuery.cs
@@ -173,7 +173,7 @@ public async Task<SearchDialogResult> Handle(SearchDialogQuery request, Cancella
 
         foreach (var seenLog in paginatedList.Items.SelectMany(x => x.SeenSinceLastUpdate))
         {
-            seenLog.IsCurrentEndUser = currentUserInfo.UserId.ExternalIdWithPrefix == seenLog.SeenBy.ActorId;
+            seenLog.IsCurrentEndUser = IdentifierMasker.GetMaybeMaskedIdentifier(currentUserInfo.UserId.ExternalIdWithPrefix) == seenLog.SeenBy.ActorId;
         }
 
         return paginatedList;