diff --git a/componentsPage/keyboard/keyboard.vue b/componentsPage/keyboard/keyboard.vue
index c6328f5..a7dcaf8 100644
--- a/componentsPage/keyboard/keyboard.vue
+++ b/componentsPage/keyboard/keyboard.vue
@@ -200,7 +200,7 @@
 						return
 					}
 					// this.licensePlateValue[this.currentLicensePlateIndex] = e
-					this.$set(this.licensePlateValue, this.currentLicensePlateIndex, e)
+					this.$set(this.licensePlateValue, this.currentLicensePlateIndex, e+"")
 					this.currentLicensePlateIndex++
 					// 判断车牌是否已经选择完成
 					if (this.currentLicensePlateIndex === 8) {