diff --git a/NeuroSpeech.Eternity.DbStorage/DbConnectionHelper.cs b/NeuroSpeech.Eternity.DbStorage/DbConnectionHelper.cs
index 84e5311..e5094d1 100644
--- a/NeuroSpeech.Eternity.DbStorage/DbConnectionHelper.cs
+++ b/NeuroSpeech.Eternity.DbStorage/DbConnectionHelper.cs
@@ -141,6 +141,7 @@ public static async Task<DbReader> CreateCommandAsync(DbConnection db, TemplateQ
                         if (value is DateTimeOffset d)
                         {
                             p.Value = d.UtcDateTime;
+                            p.DbType = DbType.DateTime2;
                         }
                         else
                         {