diff --git a/templates/definition/meter/solax.yaml b/templates/definition/meter/solax.yaml
index 66e6eb05f..f8cc2ba49 100644
--- a/templates/definition/meter/solax.yaml
+++ b/templates/definition/meter/solax.yaml
@@ -15,6 +15,9 @@ params:
   - name: modbus
     choice: ["rs485", "tcpip"]
     baudrate: 19200
+  - name: storageunit
+    type: int
+    deprecated: true
   - name: capacity
     advanced: true
   - name: maxacpower