diff --git a/app/jobs/cron/datagouv/account_by_month_job.rb b/app/jobs/cron/datagouv/account_by_month_job.rb
index 97f46bf5c..187da87db 100644
--- a/app/jobs/cron/datagouv/account_by_month_job.rb
+++ b/app/jobs/cron/datagouv/account_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::AccountByMonthJob < Cron::CronJob
   end
 
   def data
-    User.where(created_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    User.where(created_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/administrateur_by_month_job.rb b/app/jobs/cron/datagouv/administrateur_by_month_job.rb
index 346b9cf90..1391df690 100644
--- a/app/jobs/cron/datagouv/administrateur_by_month_job.rb
+++ b/app/jobs/cron/datagouv/administrateur_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::AdministrateurByMonthJob < Cron::CronJob
   end
 
   def data
-    Administrateur.where(created_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Administrateur.where(created_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/file_by_month_job.rb b/app/jobs/cron/datagouv/file_by_month_job.rb
index 723a48af3..f4375679a 100644
--- a/app/jobs/cron/datagouv/file_by_month_job.rb
+++ b/app/jobs/cron/datagouv/file_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::FileByMonthJob < Cron::CronJob
   end
 
   def data
-    Dossier.where(created_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Dossier.where(created_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/file_depose_by_month_job.rb b/app/jobs/cron/datagouv/file_depose_by_month_job.rb
index 1083d6c28..c7fd2d828 100644
--- a/app/jobs/cron/datagouv/file_depose_by_month_job.rb
+++ b/app/jobs/cron/datagouv/file_depose_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::FileDeposeByMonthJob < Cron::CronJob
   end
 
   def data
-    Dossier.where(depose_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Dossier.where(depose_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/instructeur_by_month_job.rb b/app/jobs/cron/datagouv/instructeur_by_month_job.rb
index cfa232c23..ea98d5dd9 100644
--- a/app/jobs/cron/datagouv/instructeur_by_month_job.rb
+++ b/app/jobs/cron/datagouv/instructeur_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::InstructeurByMonthJob < Cron::CronJob
   end
 
   def data
-    Instructeur.where(created_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Instructeur.where(created_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/instructeur_connected_by_month_job.rb b/app/jobs/cron/datagouv/instructeur_connected_by_month_job.rb
index 8691cb3fe..cbcb20e08 100644
--- a/app/jobs/cron/datagouv/instructeur_connected_by_month_job.rb
+++ b/app/jobs/cron/datagouv/instructeur_connected_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::InstructeurConnectedByMonthJob < Cron::CronJob
   end
 
   def data
-    Instructeur.joins(:user).where(user: { last_sign_in_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month }).count
+    Instructeur.joins(:user).where(user: { last_sign_in_at: 1.month.ago.all_month }).count
   end
 end
diff --git a/app/jobs/cron/datagouv/procedure_by_month_job.rb b/app/jobs/cron/datagouv/procedure_by_month_job.rb
index 1327c4ff3..2a044cf43 100644
--- a/app/jobs/cron/datagouv/procedure_by_month_job.rb
+++ b/app/jobs/cron/datagouv/procedure_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::ProcedureByMonthJob < Cron::CronJob
   end
 
   def data
-    Procedure.where(created_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Procedure.where(created_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/procedure_closed_by_month_job.rb b/app/jobs/cron/datagouv/procedure_closed_by_month_job.rb
index 11ab5dbd8..315aa7474 100644
--- a/app/jobs/cron/datagouv/procedure_closed_by_month_job.rb
+++ b/app/jobs/cron/datagouv/procedure_closed_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::ProcedureClosedByMonthJob < Cron::CronJob
   end
 
   def data
-    Procedure.where(closed_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Procedure.where(closed_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/procedure_deleted_by_month_job.rb b/app/jobs/cron/datagouv/procedure_deleted_by_month_job.rb
index d259a4af7..17bdccf63 100644
--- a/app/jobs/cron/datagouv/procedure_deleted_by_month_job.rb
+++ b/app/jobs/cron/datagouv/procedure_deleted_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::ProcedureDeletedByMonthJob < Cron::CronJob
   end
 
   def data
-    Procedure.where(hidden_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month).count
+    Procedure.where(hidden_at: 1.month.ago.all_month).count
   end
 end
diff --git a/app/jobs/cron/datagouv/user_connected_with_france_connect_by_month_job.rb b/app/jobs/cron/datagouv/user_connected_with_france_connect_by_month_job.rb
index 58d6ffdab..a4aea9be7 100644
--- a/app/jobs/cron/datagouv/user_connected_with_france_connect_by_month_job.rb
+++ b/app/jobs/cron/datagouv/user_connected_with_france_connect_by_month_job.rb
@@ -14,6 +14,6 @@ class Cron::Datagouv::UserConnectedWithFranceConnectByMonthJob < Cron::CronJob
   end
 
   def data
-    User.where(created_at: 1.month.ago.beginning_of_month..1.month.ago.end_of_month, loged_in_with_france_connect: "particulier").count
+    User.where(created_at: 1.month.ago.all_month, loged_in_with_france_connect: "particulier").count
   end
 end
diff --git a/app/models/dossier.rb b/app/models/dossier.rb
index 5b6ddc16d..82489e54a 100644
--- a/app/models/dossier.rb
+++ b/app/models/dossier.rb
@@ -281,7 +281,7 @@ class Dossier < ApplicationRecord
   scope :processed_in_month, -> (date) do
     date = date.to_datetime
     state_termine
-      .where(processed_at: date.beginning_of_month..date.end_of_month)
+      .where(processed_at: date.all_month)
   end
   scope :ordered_for_export, -> {
     order(depose_at: 'asc')
diff --git a/app/models/instructeur.rb b/app/models/instructeur.rb
index ac2ee5a29..c6685b57c 100644
--- a/app/models/instructeur.rb
+++ b/app/models/instructeur.rb
@@ -208,7 +208,7 @@ class Instructeur < ApplicationRecord
       h = {
         nb_en_construction: groupe.dossiers.visible_by_administration.en_construction.count,
         nb_en_instruction: groupe.dossiers.visible_by_administration.en_instruction.count,
-        nb_accepted: Traitement.where(dossier: groupe.dossiers.accepte, processed_at: Time.zone.yesterday.beginning_of_day..Time.zone.yesterday.end_of_day).count,
+        nb_accepted: Traitement.where(dossier: groupe.dossiers.accepte, processed_at: Time.zone.yesterday.all_day).count,
         nb_notification: nb_notification
       }