diff --git a/manifest.json b/manifest.json
index 1e89d9b..1092d26 100644
--- a/manifest.json
+++ b/manifest.json
@@ -2,7 +2,7 @@
     "name" : "Onlife",
     "appid" : "__UNI__F3B5917",
     "description" : "",
-    "versionName" : "3.0.6",
+    "versionName" : "3.0.8",
     "versionCode" : "100",
     "transformPx" : false,
     /* 5+App特有相关 */
diff --git a/pages/smarttrading/buy.vue b/pages/smarttrading/buy.vue
index 8eaacbd..b1cf94b 100644
--- a/pages/smarttrading/buy.vue
+++ b/pages/smarttrading/buy.vue
@@ -19,7 +19,7 @@
                     </view>
                     <view class="uni-flex-item name">交易數量</view>
                     <view class="uni-flex-item">
-                        <input :class="{'disabled' :!detail.canPurchase || !isTrue()}"  :disabled="!detail.canPurchase || !isTrue()" v-model="value" class="input" placeholder="請輸入" />
+                        <input :class="{'disabled' :!detail.canPurchase || !isTrue() || loading}"  :disabled="!detail.canPurchase || !isTrue() || loading" v-model="value" class="input" placeholder="請輸入" />
                     </view>
                 </view>
             </view>