diff --git a/src/main/java/org/gcube/datatransfer/resolver/services/GeoportalExporter.java b/src/main/java/org/gcube/datatransfer/resolver/services/GeoportalExporter.java
index cbe99e6..71151d6 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/services/GeoportalExporter.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/services/GeoportalExporter.java
@@ -218,7 +218,7 @@ public class GeoportalExporter {
 	 */
 	@GET
 	@Path("/export/{type}/healthcheck")
-	@Produces({ MediaType.TEXT_HTML, MediaType.TEXT_PLAIN, MediaType.APPLICATION_JSON })
+	@Produces({ MediaType.APPLICATION_JSON, MediaType.TEXT_PLAIN, MediaType.TEXT_HTML })
 	public Response healthcheck(@Context HttpServletRequest req, @PathParam(EXPORT_TYPE) String export_type)
 			throws WebApplicationException {
 
@@ -247,13 +247,13 @@ public class GeoportalExporter {
 				theJson.setState("OK");
 				theJson.setMessage(GeoportalExporter.class.getSimpleName() + " Config OK in the context: " + context);
 				String jsonResponse = responseToString(theJson);
-				return Response.ok(jsonResponse).type(MediaType.APPLICATION_JSON).build();
+				return Response.ok(jsonResponse).build();
 			} else {
 				theJson.setState("KO");
 				theJson.setMessage(GeoportalExporter.class.getSimpleName() + " Config "
 						+ Status.NOT_FOUND.getReasonPhrase() + " in the context: " + context);
 				String jsonResponse = responseToString(theJson);
-				return Response.status(Status.NOT_FOUND).entity(jsonResponse).type(MediaType.APPLICATION_JSON).build();
+				return Response.status(Status.NOT_FOUND).entity(jsonResponse).build();
 			}
 
 		} catch (Exception e) {