diff --git a/app/models/procedure.rb b/app/models/procedure.rb
index 6171d5791..a27e57b47 100644
--- a/app/models/procedure.rb
+++ b/app/models/procedure.rb
@@ -295,6 +295,7 @@ class Procedure < ApplicationRecord
 
     procedure.cloned_from_library = from_library
     procedure.parent_procedure = self
+    procedure.canonical_procedure = nil
 
     if from_library
       procedure.service = nil
diff --git a/spec/models/procedure_spec.rb b/spec/models/procedure_spec.rb
index 3b7a9b26c..080d753a5 100644
--- a/spec/models/procedure_spec.rb
+++ b/spec/models/procedure_spec.rb
@@ -538,6 +538,15 @@ describe Procedure do
         expect(subject.deliberation.attached?).to be true
       end
     end
+
+    context 'with canonical procedure' do
+      let(:canonical_procedure) { create(:procedure) }
+      let(:procedure) { create(:procedure, canonical_procedure: canonical_procedure, received_mail: received_mail, service: service) }
+
+      it 'do not clone canonical procedure' do
+        expect(subject.canonical_procedure).to be_nil
+      end
+    end
   end
 
   describe '#publish!' do