diff --git a/src/_common b/src/_common
index bfabef4242..ce2b875142 160000
--- a/src/_common
+++ b/src/_common
@@ -1 +1 @@
-Subproject commit bfabef4242d7d8a6e2f9931901c0353be8b786fe
+Subproject commit ce2b875142312c34074354f2a689262a4655cd12
diff --git a/src/input-number/useInputNumber.tsx b/src/input-number/useInputNumber.tsx
index cc18acace5..1da22fcb7e 100644
--- a/src/input-number/useInputNumber.tsx
+++ b/src/input-number/useInputNumber.tsx
@@ -88,13 +88,13 @@ export default function useInputNumber(props: TdInputNumberProps) {
         }
         const fixedNumber = Number(largeNumberToFixed(inputValue, decimalPlaces, largeNumber));
         if (decimalPlaces !== undefined && ![undefined, null].includes(val) && Number(fixedNumber) !== Number(tValue)) {
-          setTValue(fixedNumber, { type: 'props', e: null });
+          setTValue(fixedNumber, { type: 'props', e: undefined });
         }
       }
       if (largeNumber) {
         userInput.value = getUserInput(inputValue);
         if (decimalPlaces !== undefined && largeNumberToFixed(inputValue, decimalPlaces, largeNumber) !== val) {
-          setTValue(userInput.value, { type: 'props', e: null });
+          setTValue(userInput.value, { type: 'props', e: undefined });
         }
       }
     },
@@ -159,7 +159,7 @@ export default function useInputNumber(props: TdInputNumberProps) {
     // 千分位处理
     const val = formatThousandths(inputValue);
 
-    if (!canInputNumber(val, props.largeNumber)) return null;
+    if (!canInputNumber(val, props.largeNumber)) return;
 
     userInput.value = val;
 
@@ -169,14 +169,14 @@ export default function useInputNumber(props: TdInputNumberProps) {
     }
 
     if (canSetValue(String(val), Number(tValue.value))) {
-      const newVal = val === '' ? null : Number(val);
+      const newVal = val === '' ? undefined : Number(val);
       setTValue(newVal, { type: 'input', e });
     }
   };
 
   const handleBlur = (value: string, ctx: { e: FocusEvent }) => {
     const { largeNumber, max, min, decimalPlaces } = props;
-    if (!props.allowInputOverLimit && tValue.value !== null) {
+    if (!props.allowInputOverLimit && tValue.value !== undefined) {
       const r = getMaxOrMinValidateResult({ value: tValue.value, largeNumber, max, min });
       if (r === 'below-minimum') {
         setTValue(min, { type: 'blur', e: ctx.e });