diff --git a/src/views/cascadeselect/CascadeSelectDoc.vue b/src/views/cascadeselect/CascadeSelectDoc.vue
index 9ace6f7fc..078c03bcb 100644
--- a/src/views/cascadeselect/CascadeSelectDoc.vue
+++ b/src/views/cascadeselect/CascadeSelectDoc.vue
@@ -11,7 +11,8 @@ import CascadeSelect from 'primevue/cascadeselect';
 
 				<h5>Getting Started</h5>
 				<p>CascadeSelect requires a value to bind and a collection of arbitrary objects with a nested hierarchy. <i>optionGroupLabel</i>
-                    is used for the text of a category and <i>optionGroupChildren</i> is to define the children of the category.</p>
+                    is used for the text of a category and <i>optionGroupChildren</i> is to define the children of the category. Note that order of the <i>optionGroupChildren</i>
+                    matters and it should correspond to the data hierarchy.</p>
                     
 <pre v-code>
 <code>