diff --git a/Web/src/components/sysDict/sysDict.vue b/Web/src/components/sysDict/sysDict.vue
index e4bffcb0..e679b22c 100644
--- a/Web/src/components/sysDict/sysDict.vue
+++ b/Web/src/components/sysDict/sysDict.vue
@@ -148,7 +148,7 @@ const trySetMultipleValue = (value: any) => {
 				console.warn('[g-sys-dict]解析多选值失败, 异常信息:', error);
 			}
 		}
-	} else if (props.multiple && !value) {
+	} else if ((props.renderAs === 'checkbox' || props.multiple) && !value) {
 		newValue = [];
 	}
 	if (newValue != value) updateValue(newValue);