diff --git a/CMEW/app/configure_standardise/etc/streams.yml b/CMEW/app/configure_standardise/etc/streams.yml
index 4fb1f357..b0e4b4d6 100644
--- a/CMEW/app/configure_standardise/etc/streams.yml
+++ b/CMEW/app/configure_standardise/etc/streams.yml
@@ -15,3 +15,5 @@ apm:
 - Emon/rss
 inm:
 - SImon/siconc
+onm/grid-T:
+- Omon/tos