diff --git a/lib/statistics/aggregation.rb b/lib/statistics/aggregation.rb
index d519d896f..46ada4b82 100644
--- a/lib/statistics/aggregation.rb
+++ b/lib/statistics/aggregation.rb
@@ -2,9 +2,9 @@ module Statistics
   class Aggregation
     class << self
       def run(date:)
-        cnps_dojos = Dojo.joins(:dojo_event_services).where(dojo_event_services: { name: :connpass }).to_a
-        drkp_dojos = Dojo.joins(:dojo_event_services).where(dojo_event_services: { name: :doorkeeper }).to_a
-        fsbk_dojos = Dojo.joins(:dojo_event_services).where(dojo_event_services: { name: :facebook }).to_a
+        cnps_dojos = Dojo.includes(:dojo_event_services).where(dojo_event_services: { name: :connpass }).to_a
+        drkp_dojos = Dojo.includes(:dojo_event_services).where(dojo_event_services: { name: :doorkeeper }).to_a
+        fsbk_dojos = Dojo.includes(:dojo_event_services).where(dojo_event_services: { name: :facebook }).to_a
 
         Connpass.run(cnps_dojos, date)
         Doorkeeper.run(drkp_dojos, date)