diff --git a/ifrs17/Report/ReportMutableScopes.ipynb b/ifrs17/Report/ReportMutableScopes.ipynb
index b34cea87..ffc3f5df 100644
--- a/ifrs17/Report/ReportMutableScopes.ipynb
+++ b/ifrs17/Report/ReportMutableScopes.ipynb
@@ -126,12 +126,12 @@
                 "\n    private async Task<GridOptions> GetReportTaskAsync() {",
                 "\n        await GetStorage().InitializeAsync(ReportingPeriod, ReportingNode, Scenario, CurrencyType);",
                 "\n    ",
-                "\n        return report.ForDataCube(GetDataCube())",
+                "\n        return await report.ForDataCube(GetDataCube())",
                 "\n            .WithQuerySource(workspace)",
                 "\n            .SliceRowsBy(rowSlices)",
                 "\n            .SliceColumnsBy(columnSlices)",
                 "\n            .ReportGridOptions(headerColumnWidth: headerColumnWidthValue)",
-                "\n            .ToReport();",
+                "\n            .ExecuteAsync();",
                 "\n    }",
                 "\n",
                 "\n    Task<GridOptions> ToReportAsync => GetReportTaskAsync();",