diff --git a/src/ReC.Application/Common/Procedures/StoredProcedureBuilder.cs b/src/ReC.Application/Common/Procedures/StoredProcedureBuilder.cs
index bc4cae9..0815e31 100644
--- a/src/ReC.Application/Common/Procedures/StoredProcedureBuilder.cs
+++ b/src/ReC.Application/Common/Procedures/StoredProcedureBuilder.cs
@@ -19,6 +19,9 @@ internal sealed class StoredProcedureBuilder(string procedureName, string? retur
         _execSql.AppendLine($"{_separator}@{name} = @{name}");
         _separator = ',';
 
+        if (!dbType.HasValue && value is DateTime)
+            dbType = SqlDbType.DateTime;
+
         if (dbType.HasValue)
             _parameters.Add(new SqlParameter($"@{name}", dbType.Value) { Value = value });
         else