1 files changed, 8 insertions, 7 deletions
diff --git a/addons/web/static/src/js/views/graph/graph_model.js b/addons/web/static/src/js/views/graph/graph_model.js
index 73578f5c3bc..7bf9757a255 100644
--- a/addons/web/static/src/js/views/graph/graph_model.js
+++ b/addons/web/static/src/js/views/graph/graph_model.js
@@ -130,13 +130,14 @@ return AbstractModel.extend({
         if (this.chart.measure !== '__count__') {
             fields = fields.concat(this.chart.measure);
         }
-        return this.performModelRPC(this.modelName, 'read_group', [], {
-            context: this.chart.context,
-            domain: this.chart.domain,
-            fields: fields,
-            groupby: this.chart.groupedBy,
-            lazy: false,
-        }).then(this._processData.bind(this));
+        return this._rpc(this.modelName, 'read_group')
+            .withContext(this.chart.context)
+            .withDomain(this.chart.domain)
+            .withFields(fields)
+            .groupBy(this.chart.groupedBy)
+            .lazy(false)
+            .exec()
+            .then(this._processData.bind(this));
     },
     /**
      * Since read_group is insane and returns its result on different keys