diff --git a/example/pages/toast/index.js b/example/pages/toast/index.js
index e0f091b2..2684a09f 100644
--- a/example/pages/toast/index.js
+++ b/example/pages/toast/index.js
@@ -42,6 +42,14 @@ Page({
     });
   },
 
+  showEverToast() {
+    Toast({
+      message: 'toast的内容',
+      selector: '#zan-toast-test',
+      timeout: -1
+    });
+  },
+
   showLoading() {
     Toast.loading({
       message: '加载中',
diff --git a/example/pages/toast/index.wxml b/example/pages/toast/index.wxml
index 9a8edf73..616af1db 100644
--- a/example/pages/toast/index.wxml
+++ b/example/pages/toast/index.wxml
@@ -25,6 +25,10 @@
       只显示图标的toast
     </zan-button>
 
+    <zan-button bind:btnclick="showEverToast">
+      不消失的的toast
+    </zan-button>
+
     <zan-button bind:btnclick="showLoading">
       显示 Loading
     </zan-button>
diff --git a/packages/toast/README.md b/packages/toast/README.md
index 3027698d..89902351 100644
--- a/packages/toast/README.md
+++ b/packages/toast/README.md
@@ -52,4 +52,4 @@ Toast.loading({
 | type | 提示类型	 | String | - | loading success fail |
 | icon | toast 显示图标，可以用 icon 里面支持的所有图标	 | String | - | - |
 | image | toast 显示图标，为图片的链接，传入此值后会覆盖 icon 值 | String | - | |
-| timeout | toast 显示时间，小于0则会一直显示，需要手动调用 clearZanToast 清除 | Number | - | |
+| timeout | toast 显示时间，小于0则会一直显示，需要手动调用 Toast.clear 清除 | Number | - | |
diff --git a/packages/toast/toast.js b/packages/toast/toast.js
index a8c41b00..55a8f177 100644
--- a/packages/toast/toast.js
+++ b/packages/toast/toast.js
@@ -57,9 +57,14 @@ function Toast(optionsOrMsg, pageCtx) {
     show: true
   });
 
-  const timeoutId = setTimeout(() => {
-    toastCtx.clear();
-  }, parsedOptions.timeout || 3000);
+  let timeoutId = 0;
+
+  if (parsedOptions.timeout >= 0) {
+    timeoutId = setTimeout(() => {
+      toastCtx.clear();
+    }, parsedOptions.timeout || 3000);
+  }
+
 
   timeoutData = {
     timeoutId,