diff --git a/packages/vuetify/src/components/VTreeview/VTreeviewChildren.tsx b/packages/vuetify/src/components/VTreeview/VTreeviewChildren.tsx
index 699a3e572fe..1a57761c132 100644
--- a/packages/vuetify/src/components/VTreeview/VTreeviewChildren.tsx
+++ b/packages/vuetify/src/components/VTreeview/VTreeviewChildren.tsx
@@ -10,7 +10,7 @@ import { makeDensityProps } from '@/composables/density'
 import { IconValue } from '@/composables/icons'
 
 // Utilities
-import { computed, reactive, ref, toRaw } from 'vue'
+import { computed, mergeProps, reactive, ref, toRaw } from 'vue'
 import { genericComponent, getIndentLines, pick, propsFactory, renderSlot } from '@/util'
 
 // Types
@@ -188,8 +188,7 @@ export const VTreeviewChildren = genericComponent<new <T extends InternalListIte
           {{
             activator: ({ props: activatorProps }) => {
               const listItemProps = {
-                ...itemProps,
-                ...activatorProps,
+                ...mergeProps(activatorProps, itemProps),
                 value: itemProps?.value,
                 onToggleExpand: [() => checkChildren(item), activatorProps.onClick] as any,
                 onClick: isClickOnOpen.value