diff --git a/ui-admin/src/js/components/types/form/entitytype/EntityTypeFormControllerSave.js b/ui-admin/src/js/components/types/form/entitytype/EntityTypeFormControllerSave.js
index bee263347806481cef7c69ab434c5d1013ddc7c7..4e6c8cc2c804a2d2a4bc1b85834796a2a55b3014 100644
--- a/ui-admin/src/js/components/types/form/entitytype/EntityTypeFormControllerSave.js
+++ b/ui-admin/src/js/components/types/form/entitytype/EntityTypeFormControllerSave.js
@@ -132,6 +132,7 @@ export default class EntityTypeFormControllerSave extends PageControllerSave {
     creation.setDataType(property.dataType.value)
     creation.setSchema(property.schema.value)
     creation.setTransformation(property.transformation.value)
+    creation.setMultiValue(property.isMultiValue.value)
 
     if (
       property.dataType.value === openbis.DataType.CONTROLLEDVOCABULARY &&