diff --git a/components/lib/cascadeselect/CascadeSelect.vue b/components/lib/cascadeselect/CascadeSelect.vue
index 9805d55be..778c9c9fd 100644
--- a/components/lib/cascadeselect/CascadeSelect.vue
+++ b/components/lib/cascadeselect/CascadeSelect.vue
@@ -63,6 +63,7 @@
                             :optionGroupChildren="optionGroupChildren"
                             @option-change="onOptionChange"
                             :pt="pt"
+                            :unstyled="unstyled"
                         />
                     </div>
                     <span role="status" aria-live="polite" class="p-hidden-accessible" v-bind="ptm('hiddenSelectedMessage')" :data-p-hidden-accessible="true">
diff --git a/components/lib/cascadeselect/CascadeSelectSub.vue b/components/lib/cascadeselect/CascadeSelectSub.vue
index b234cec5a..dc2838c8e 100644
--- a/components/lib/cascadeselect/CascadeSelectSub.vue
+++ b/components/lib/cascadeselect/CascadeSelectSub.vue
@@ -44,6 +44,7 @@
                     :optionGroupChildren="optionGroupChildren"
                     @option-change="onOptionChange"
                     :pt="pt"
+                    :unstyled="unstyled"
                 />
             </li>
         </template>