diff --git a/app/components/types_de_champ_editor/conditions_component.rb b/app/components/types_de_champ_editor/conditions_component.rb
index fa32a37e3..8e643384b 100644
--- a/app/components/types_de_champ_editor/conditions_component.rb
+++ b/app/components/types_de_champ_editor/conditions_component.rb
@@ -111,7 +111,8 @@ class TypesDeChampEditor::ConditionsComponent < ApplicationComponent
       ]
     when ChampValue::CHAMP_VALUE_TYPE.fetch(:enum)
       [
-        [t('is', scope: 'logic'), Eq.name]
+        [t('is', scope: 'logic'), Eq.name],
+        [t('is_not', scope: 'logic'), NotEq.name]
       ]
     when ChampValue::CHAMP_VALUE_TYPE.fetch(:number)
       [Eq, LessThan, GreaterThan, LessThanEq, GreaterThanEq]
diff --git a/app/models/logic.rb b/app/models/logic.rb
index 9888097bd..8f2787754 100644
--- a/app/models/logic.rb
+++ b/app/models/logic.rb
@@ -8,7 +8,7 @@ module Logic
   end
 
   def self.class_from_name(name)
-    [ChampValue, Constant, Empty, LessThan, LessThanEq, Eq, GreaterThanEq, GreaterThan, EmptyOperator, And, Or]
+    [ChampValue, Constant, Empty, LessThan, LessThanEq, Eq, NotEq, GreaterThanEq, GreaterThan, EmptyOperator, And, Or]
       .find { |c| c.name == name }
   end
 
@@ -74,6 +74,8 @@ module Logic
 
   def ds_eq(left, right) = Logic::Eq.new(left, right)
 
+  def ds_not_eq(left, right) = Logic::NotEq.new(left, right)
+
   def greater_than(left, right) = Logic::GreaterThan.new(left, right)
 
   def greater_than_eq(left, right) = Logic::GreaterThanEq.new(left, right)
diff --git a/app/models/logic/not_eq.rb b/app/models/logic/not_eq.rb
new file mode 100644
index 000000000..b11ec1c92
--- /dev/null
+++ b/app/models/logic/not_eq.rb
@@ -0,0 +1,3 @@
+class Logic::NotEq < Logic::Eq
+  def operation = :!=
+end
diff --git a/config/locales/models/logic/fr.yml b/config/locales/models/logic/fr.yml
index 40eeb5f9f..28fb32923 100644
--- a/config/locales/models/logic/fr.yml
+++ b/config/locales/models/logic/fr.yml
@@ -2,6 +2,7 @@ fr:
   logic:
     empty: un membre vide
     is: Est
+    is_not: N’est pas
     operators:
       'Logic::LessThan': Inférieur à
       'Logic::LessThanEq': Inférieur ou égal à
diff --git a/spec/models/logic/not_eq_spec.rb b/spec/models/logic/not_eq_spec.rb
new file mode 100644
index 000000000..c789bbd05
--- /dev/null
+++ b/spec/models/logic/not_eq_spec.rb
@@ -0,0 +1,17 @@
+describe Logic::NotEq do
+  include Logic
+
+  describe '#compute' do
+    it { expect(ds_not_eq(constant(1), constant(1)).compute).to be(false) }
+    it { expect(ds_not_eq(constant(1), constant(2)).compute).to be(true) }
+  end
+
+  describe '#errors' do
+    it { expect(ds_not_eq(constant(true), constant(true)).errors).to be_empty }
+    it { expect(ds_not_eq(constant(true), constant(1)).errors).to eq(["les types sont incompatibles : (Oui != 1)"]) }
+  end
+
+  describe '#==' do
+    it { expect(ds_not_eq(constant(true), constant(false))).to eq(ds_not_eq(constant(false), constant(true))) }
+  end
+end