diff --git a/app/builders/v2/reports/base_summary_builder.rb b/app/builders/v2/reports/base_summary_builder.rb
index a3aa4fb14..0ac3d32be 100644
--- a/app/builders/v2/reports/base_summary_builder.rb
+++ b/app/builders/v2/reports/base_summary_builder.rb
@@ -43,7 +43,6 @@ class V2::Reports::BaseSummaryBuilder
 
   # rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength, Metrics/PerceivedComplexity
   def load_rollup_data
-    group_by_key.to_s.split('.').last
     dimension_type = dimension_type_to_rollup
     value_col = rollup_value_column