diff --git a/templates/definition/meter/sma-energymeter.yaml b/templates/definition/meter/sma-energymeter.yaml
index 7dcee238c8..63996b813f 100644
--- a/templates/definition/meter/sma-energymeter.yaml
+++ b/templates/definition/meter/sma-energymeter.yaml
@@ -10,3 +10,6 @@ params:
 render: |
   type: sma
   uri: {{ .host }}
+  {{- if eq .usage "pv" }}
+  scale: -1
+  {{- end }}