diff --git a/CHANGELOG.md b/CHANGELOG.md
index 401f387c1..57d6dbf68 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,8 @@
 ## Next release
 - translation files added for Swedish
 - Fix a bug: unable to show extended prices of space
+- Fix a bug: event number places error in statistic
+- [TODO DEPLOY] `rails fablab:maintenance:regenerate_statistics[2023,9]`
 
 ## v6.3.8 2023 December 29
 
diff --git a/app/services/statistics/builders/reservations_builder_service.rb b/app/services/statistics/builders/reservations_builder_service.rb
index 36d09d6d1..226138820 100644
--- a/app/services/statistics/builders/reservations_builder_service.rb
+++ b/app/services/statistics/builders/reservations_builder_service.rb
@@ -22,7 +22,7 @@ class Statistics::Builders::ReservationsBuilderService
                           coupon: r[:coupon],
                           groupName: r[:groupName],
                         }.merge(user_info_stat(r)))
-            stat[:stat] = (type == 'booking' ? 1 : r[:nb_hours])
+            stat[:stat] = (type == 'booking' ? (category == 'event' ? r[:nb_places] : 1) : r[:nb_hours])
             stat["#{category}Id".to_sym] = r["#{category}_id".to_sym]
 
             stat = add_custom_attributes(category, stat, r)