diff --git a/projects/observability/src/shared/dashboard/data/graphql/waterfall/api-trace-waterfall-data-source.model.ts b/projects/observability/src/shared/dashboard/data/graphql/waterfall/api-trace-waterfall-data-source.model.ts
index 698263d10..1298fa4e7 100644
--- a/projects/observability/src/shared/dashboard/data/graphql/waterfall/api-trace-waterfall-data-source.model.ts
+++ b/projects/observability/src/shared/dashboard/data/graphql/waterfall/api-trace-waterfall-data-source.model.ts
@@ -66,7 +66,7 @@ export class ApiTraceWaterfallDataSourceModel extends GraphQlDataSourceModel<Wat
     ];
   }
 
-  private getLogEventAttributes(): string[] {
+  protected getLogEventAttributes(): string[] {
     return ['attributes', 'timestamp', 'summary'];
   }