diff --git a/DAS/RegistrarMedicion.cs b/DAS/RegistrarMedicion.cs
index bd0725f..c9d97ed 100644
--- a/DAS/RegistrarMedicion.cs
+++ b/DAS/RegistrarMedicion.cs
@@ -26,7 +26,10 @@ namespace DAS
             try
             {
                 var timeStamp = DateTime.UtcNow.ToString("yyyy-MM-dd'T'HH:mm:ss-0000", CultureInfo.InvariantCulture);
-                var json = JsonSerializer.Serialize(request);
+                var json = JsonSerializer.Serialize(request, new JsonSerializerOptions
+                {
+                    PropertyNamingPolicy = JsonNamingPolicy.CamelCase
+                });
 
                 var req = new HttpRequestMessage(HttpMethod.Post, $"{SubterraneaApiUrl.BaseUrl}{SubterraneaApiUrl.EndPoint}");
                 req.Headers.Add("codigoObra", medicion.CODIGO_DGA);