diff --git a/packages/fineui/src/base/single/input/input.js b/packages/fineui/src/base/single/input/input.js
index 6809de761..fb950aaed 100644
--- a/packages/fineui/src/base/single/input/input.js
+++ b/packages/fineui/src/base/single/input/input.js
@@ -144,7 +144,7 @@ export class Input extends Single {
     _blur() {
         const blur = () => {
             if (!this.isValid() && this.options.quitChecker.apply(this, [trim(this.getValue())]) !== false) {
-                this.element.val(this._lastValidValue ? this._lastValidValue : this.element.val());
+                this.element.val(this._lastValidValue ? this._lastValidValue : "");
                 this._checkValidationOnValueChange();
                 this._defaultState();
             }