diff --git a/etc/inc/rrd.inc b/etc/inc/rrd.inc
index 8f5c2707d0..97cbd3009f 100644
--- a/etc/inc/rrd.inc
+++ b/etc/inc/rrd.inc
@@ -621,7 +621,7 @@ function enable_rrd_graphing() {
 }
 
 function kill_traffic_collector() {
-	mwexec("ps awwwux | grep '/[u]pdaterrd.sh' | awk '{print $2}' | xargs kill");
+	mwexec("ps awwwux | grep '/[u]pdaterrd.sh' | awk '{print $2}' | xargs kill 2>&1");
 }
 
 /* This xml 2 array function is courtesy of the php.net comment section on xml_parse.