diff --git a/src/com/rjconsultores/ventaboletos/rest/generic/GenericRest.java b/src/com/rjconsultores/ventaboletos/rest/generic/GenericRest.java
index f37e447bd..f18f7bbcd 100644
--- a/src/com/rjconsultores/ventaboletos/rest/generic/GenericRest.java
+++ b/src/com/rjconsultores/ventaboletos/rest/generic/GenericRest.java
@@ -108,7 +108,7 @@ public class GenericRest {
 	private HttpUriRequest retornaRequestWithHeader(String uri, TipoEnvioRest metodo, String parametro,
 			ContentType contentType, HashMap<String, String> headers) throws Exception {
 		HttpUriRequest request = new HttpPost(uri);
-		StringEntity body = new StringEntity(parametro != null ? parametro : "");
+		StringEntity body = new StringEntity(parametro != null ? parametro : "", "UTF-8");
 
 		if (TipoEnvioRest.GET.equals(metodo)) {
 			request = new HttpGet(parametro != null
@@ -130,6 +130,10 @@ public class GenericRest {
 			String value = entry.getValue();
 			request.addHeader(key, value);
 		}
+		
+		if (headers != null && metodo != null) {
+			headers.put("Content-type", contentType.getMimeType());
+		}
 
 		return request;
 	}