diff --git a/addons/web/static/src/js/fields/relational_fields.js b/addons/web/static/src/js/fields/relational_fields.js
index 18d818c9418..40f16de2f22 100644
--- a/addons/web/static/src/js/fields/relational_fields.js
+++ b/addons/web/static/src/js/fields/relational_fields.js
@@ -825,6 +825,8 @@ var FieldMany2One = AbstractField.extend({
             this.reinitialize({ id: firstValue.id, display_name: firstValue.name });
         } else if (this.can_create) {
             new M2ODialog(this, this.string, this.$input.val()).open();
+        } else {
+            this.$input.val("");
         }
     },
     /**
@@ -859,14 +861,6 @@ var FieldMany2One = AbstractField.extend({
             this._updateExternalButton();
         }
     },
-    /**
-     * @override
-     * @private
-     */
-    _onKeydown: function () {
-        this.floating = false;
-        this._super.apply(this, arguments);
-    },
     /**
      * @private
      * @param {OdooEvent} event
diff --git a/addons/web/static/tests/fields/relational_fields/field_many2one_tests.js b/addons/web/static/tests/fields/relational_fields/field_many2one_tests.js
index b892f28e0f2..bd3fa6d14d2 100644
--- a/addons/web/static/tests/fields/relational_fields/field_many2one_tests.js
+++ b/addons/web/static/tests/fields/relational_fields/field_many2one_tests.js
@@ -2503,7 +2503,7 @@ QUnit.module('fields', {}, function () {
         });
 
         QUnit.test('no_create option on a many2one', async function (assert) {
-            assert.expect(1);
+            assert.expect(2);
 
             var form = await createView({
                 View: FormView,
@@ -2516,10 +2516,11 @@ QUnit.module('fields', {}, function () {
                     '</form>',
             });
 
-            await testUtils.fields.editAndTrigger(form.$('.o_field_many2one input'),
-                'new partner', ['keyup', 'focusout']);
-            await testUtils.nextTick();
+            await testUtils.fields.editInput(form.$('.o_field_many2one input'), 'new partner');
+            form.$('.o_field_many2one input').trigger('keyup').trigger('focusout');
             assert.strictEqual($('.modal').length, 0, "should not display the create modal");
+            assert.strictEqual(form.$('.o_field_many2one input').val(), "",
+                "many2one value should cleared on focusout if many2one is no_create");
             form.destroy();
         });