diff --git a/src/main/java/org/gcube/datacatalogue/catalogue/utils/WritePostCatalogueManagerThread.java b/src/main/java/org/gcube/datacatalogue/catalogue/utils/WritePostCatalogueManagerThread.java
index fc3b0e5..9394e68 100644
--- a/src/main/java/org/gcube/datacatalogue/catalogue/utils/WritePostCatalogueManagerThread.java
+++ b/src/main/java/org/gcube/datacatalogue/catalogue/utils/WritePostCatalogueManagerThread.java
@@ -209,7 +209,10 @@ public class WritePostCatalogueManagerThread extends Thread {
 
 			logger.info("The post that is going to be written is -> " + message);
 
-			HttpResponse response = performRequest(client, path,  "{\"text\":\"" + message + "\", \"enable_notification\" : "+ enablePostNotification+ "}");
+			JSONObject objRequest = new JSONObject();
+			objRequest.put("text", message);
+			objRequest.put("enable_notification", enablePostNotification);
+			HttpResponse response = performRequest(client, path,  objRequest.toJSONString());
 			int statusWritePost = response.getStatusLine().getStatusCode();
 
 			if(statusWritePost == HttpURLConnection.HTTP_CREATED){