diff --git a/app/models/type_de_champ.rb b/app/models/type_de_champ.rb
index 78f5f6bac..fbc1d9361 100644
--- a/app/models/type_de_champ.rb
+++ b/app/models/type_de_champ.rb
@@ -687,7 +687,7 @@ class TypeDeChamp < ApplicationRecord
     def champ_value(type_champ, champ)
       dynamic_type_class = type_champ_to_class_name(type_champ).constantize
       # special case for linked drop down champ – it's blank implementation is not what you think
-      if champ.blank? && (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?)
+      if (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?) && champ.blank?
         dynamic_type_class.champ_default_value
       else
         dynamic_type_class.champ_value(champ)
@@ -697,7 +697,7 @@ class TypeDeChamp < ApplicationRecord
     def champ_value_for_api(type_champ, champ, version = 2)
       dynamic_type_class = type_champ_to_class_name(type_champ).constantize
       # special case for linked drop down champ – it's blank implementation is not what you think
-      if champ.blank? && (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?)
+      if (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?) && champ.blank?
         dynamic_type_class.champ_default_api_value(version)
       else
         dynamic_type_class.champ_value_for_api(champ, version)
@@ -707,7 +707,7 @@ class TypeDeChamp < ApplicationRecord
     def champ_value_for_export(type_champ, champ, path = :value)
       dynamic_type_class = type_champ_to_class_name(type_champ).constantize
       # special case for linked drop down champ – it's blank implementation is not what you think
-      if champ.blank? && (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?)
+      if (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?) && champ.blank?
         dynamic_type_class.champ_default_export_value(path)
       else
         dynamic_type_class.champ_value_for_export(champ, path)
@@ -717,7 +717,7 @@ class TypeDeChamp < ApplicationRecord
     def champ_value_for_tag(type_champ, champ, path = :value)
       dynamic_type_class = type_champ_to_class_name(type_champ).constantize
       # special case for linked drop down champ – it's blank implementation is not what you think
-      if champ.blank? && (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?)
+      if (type_champ != TypeDeChamp.type_champs.fetch(:linked_drop_down_list) || champ.nil? || champ.value.blank?) && champ.blank?
         ''
       else
         dynamic_type_class.champ_value_for_tag(champ, path)
diff --git a/spec/services/dossier_projection_service_spec.rb b/spec/services/dossier_projection_service_spec.rb
index 14865a971..278916762 100644
--- a/spec/services/dossier_projection_service_spec.rb
+++ b/spec/services/dossier_projection_service_spec.rb
@@ -3,23 +3,24 @@ describe DossierProjectionService do
     subject { described_class.project(dossiers_ids, fields) }
 
     context 'with multiple dossier' do
-      let!(:procedure) { create(:procedure, :with_type_de_champ) }
+      let!(:procedure) { create(:procedure, types_de_champ_public: [{}, { type: :linked_drop_down_list }]) }
       let!(:dossier_1) { create(:dossier, procedure: procedure) }
       let!(:dossier_2) { create(:dossier, :en_construction, :archived, procedure: procedure) }
       let!(:dossier_3) { create(:dossier, :en_instruction, procedure: procedure) }
 
       let(:dossiers_ids) { [dossier_3.id, dossier_1.id, dossier_2.id] }
       let(:fields) do
-        [
+        procedure.active_revision.types_de_champ_public.map do |type_de_champ|
           {
             "table" => "type_de_champ",
-            "column" => procedure.active_revision.types_de_champ_public[0].stable_id.to_s
+            "column" => type_de_champ.stable_id.to_s
           }
-        ]
+        end
       end
 
       before do
         dossier_1.champs_public.first.update(value: 'champ_1')
+        dossier_1.champs_public.second.update(value: '["test"]')
         dossier_2.champs_public.first.update(value: 'champ_2')
         dossier_3.champs_public.first.destroy
       end