diff --git a/app/src/modules/settings/routes/data-model/field-detail/field-detail-advanced/field-detail-advanced-schema.vue b/app/src/modules/settings/routes/data-model/field-detail/field-detail-advanced/field-detail-advanced-schema.vue
index 1f86e584ea..788d3acbe7 100644
--- a/app/src/modules/settings/routes/data-model/field-detail/field-detail-advanced/field-detail-advanced-schema.vue
+++ b/app/src/modules/settings/routes/data-model/field-detail/field-detail-advanced/field-detail-advanced-schema.vue
@@ -41,6 +41,7 @@
 					<v-input
 						v-model="maxLength"
 						type="number"
+						min="1"
 						:placeholder="type !== 'string' ? t('not_available_for_type') : '255'"
 						:disabled="isExisting || type !== 'string'"
 					/>