diff --git a/templates/definition/meter/hoymiles-opendtu.yaml b/templates/definition/meter/hoymiles-opendtu.yaml
index 1b222c7ba..740572a91 100644
--- a/templates/definition/meter/hoymiles-opendtu.yaml
+++ b/templates/definition/meter/hoymiles-opendtu.yaml
@@ -16,4 +16,5 @@ render: |
   energy:
     source: http
     uri: http://{{ .host }}/api/livedata/status
-    jq: 'if all(.inverters[]; .radio_stats.rssi > -127) then .total.YieldTotal.v else empty end'
+    # skip partial sums until all inverters are contacted; radio_stats needs firmware 2024.10.22+
+    jq: 'if all(.inverters[]; .radio_stats.rssi == null or .radio_stats.rssi > -127) then .total.YieldTotal.v else empty end'