diff --git a/dm-cli/Deals.cpp b/dm-cli/Deals.cpp
index b571932..5a1126b 100644
--- a/dm-cli/Deals.cpp
+++ b/dm-cli/Deals.cpp
@@ -444,7 +444,7 @@ int Deals::Negative()
 
 	string jsf = deal2.dump();
 	jsf = ReplaceAll(jsf, "leave_before", "leave-before");
-	data = "curl  --location '";
+	data = "curl -s  --location '";
 	data.append(address);
 	data.append("/api/v1/deal/feedback?server=");
 	data.append(url_encode(address));