diff --git a/packages/runtime-dom/src/directives/vModel.ts b/packages/runtime-dom/src/directives/vModel.ts
index b2450b3cf..9e94810d8 100644
--- a/packages/runtime-dom/src/directives/vModel.ts
+++ b/packages/runtime-dom/src/directives/vModel.ts
@@ -209,25 +209,20 @@ export const vModelSelect: ModelDirective<HTMLSelectElement> = {
   },
   // set value in mounted & updated because <select> relies on its children
   // <option>s.
-  mounted(el, { value, oldValue, modifiers: { number } }) {
-    setSelected(el, value, oldValue, number)
+  mounted(el, { value, modifiers: { number } }) {
+    setSelected(el, value, number)
   },
   beforeUpdate(el, _binding, vnode) {
     el[assignKey] = getModelAssigner(vnode)
   },
-  updated(el, { value, oldValue, modifiers: { number } }) {
+  updated(el, { value, modifiers: { number } }) {
     if (!el._assigning) {
-      setSelected(el, value, oldValue, number)
+      setSelected(el, value, number)
     }
   },
 }
 
-function setSelected(
-  el: HTMLSelectElement,
-  value: any,
-  oldValue: any,
-  number: boolean,
-) {
+function setSelected(el: HTMLSelectElement, value: any, number: boolean) {
   const isMultiple = el.multiple
   const isArrayValue = isArray(value)
   if (isMultiple && !isArrayValue && !isSet(value)) {
@@ -256,11 +251,9 @@ function setSelected(
       } else {
         option.selected = value.has(optionValue)
       }
-    } else {
-      if (looseEqual(getValue(option), value)) {
-        if (el.selectedIndex !== i) el.selectedIndex = i
-        return
-      }
+    } else if (looseEqual(getValue(option), value)) {
+      if (el.selectedIndex !== i) el.selectedIndex = i
+      return
     }
   }
   if (!isMultiple && el.selectedIndex !== -1) {