diff --git a/src/components/FeatureType/FeatureTypeCustomForm.vue b/src/components/FeatureType/FeatureTypeCustomForm.vue
index d064ee6ca7a27c946f98d3543e65621a946da83b..e71b17585637336eace2b1f6e7fe029e79f4afcc 100644
--- a/src/components/FeatureType/FeatureTypeCustomForm.vue
+++ b/src/components/FeatureType/FeatureTypeCustomForm.vue
@@ -312,7 +312,7 @@ export default {
 
     fillCustomFormData(customFormData) {
       for (const el in customFormData) {
-        if (el && this.form[el] && customFormData[el]) {
+        if (el && this.form[el] && customFormData[el] !== undefined && customFormData[el] !== null) {
           //* check if is an object, because data from api is a string, while import from django is an object
           this.form[el].value = customFormData[el].value
             ? customFormData[el].value