diff --git a/lib/tasks/deployment/20230516152457_fix_procedure_revision_publiee_without_published_at.rake b/lib/tasks/deployment/20230516152457_fix_procedure_revision_publiee_without_published_at.rake
new file mode 100644
index 000000000..6adf8bfb1
--- /dev/null
+++ b/lib/tasks/deployment/20230516152457_fix_procedure_revision_publiee_without_published_at.rake
@@ -0,0 +1,18 @@
+namespace :after_party do
+  desc 'Deployment task: fix_procedure_revision_publiee_without_published_at'
+  task fix_procedure_revision_publiee_without_published_at: :environment do
+    puts "Running deploy task 'fix_procedure_revision_publiee_without_published_at'"
+
+    Procedure.unscoped.publiees_ou_closes.includes(:published_revision).find_each do |procedure| # rubocop:disable DS/Unscoped
+      next unless procedure.published_revision.published_at.nil?
+
+      rake_puts "Found Procedure##{procedure.id}, set published_at on published revision ##{procedure.published_revision.id}: #{procedure.published_at}"
+      procedure.published_revision.update!(published_at: procedure.published_at)
+    end
+
+    # Update task as completed.  If you remove the line below, the task will
+    # run with every deploy (or every time you call after_party:run).
+    AfterParty::TaskRecord
+      .create version: AfterParty::TaskRecorder.new(__FILE__).timestamp
+  end
+end