diff --git a/configs/ps-latencybg.conf b/configs/ps-latencybg.conf
index eb5e9dc..9133fdd 100644
--- a/configs/ps-latencybg.conf
+++ b/configs/ps-latencybg.conf
@@ -24,7 +24,7 @@ filter {
   if [type] == "owd" {
 
     ruby { path => "/usr/share/logstash/filters/latency.rb" }
-    mutate{ replace => [ "[@metadata][type]", "ps_owd" ] }
+    mutate{ replace => [ "[@metadata][type]", "ps_owd_write" ] }
 
   } else { # packetloss
     mutate {