diff --git a/app-stream-api/pom.xml b/app-stream-api/pom.xml
index dfd43d6..596efe0 100644
--- a/app-stream-api/pom.xml
+++ b/app-stream-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>open-app-stream-client</artifactId>
         <groupId>com.dingtalk.open</groupId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/ChatbotMessage.java b/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/ChatbotMessage.java
new file mode 100644
index 0000000..9f9d899
--- /dev/null
+++ b/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/ChatbotMessage.java
@@ -0,0 +1,25 @@
+package com.dingtalk.open.app.api.models.bot;
+
+import java.util.List;
+
+public class ChatbotMessage {
+    String conversationId;
+    List<MentionUser> atUsers;
+    String chatbotCorpId;
+    String chatbotUserId;
+    String msgId;
+    String senderNick;
+    Boolean isAdmin;
+    String senderStaffId;
+    Long sessionWebhookExpiredTime;
+    Long createAt;
+    String senderCorpId;
+    String conversationType;
+    String senderId;
+    String conversationTitle;
+    Boolean isInAtList;
+    String sessionWebhook;
+    String msgtype;
+    MessageContent text;
+    MessageContent content;
+}
diff --git a/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/MentionUser.java b/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/MentionUser.java
new file mode 100644
index 0000000..474f479
--- /dev/null
+++ b/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/MentionUser.java
@@ -0,0 +1,22 @@
+package com.dingtalk.open.app.api.models.bot;
+
+public class MentionUser {
+    String dingtalkId;
+    String staffId;
+
+    public String getDingtalkId() {
+        return dingtalkId;
+    }
+
+    public void setDingtalkId(String dingtalkId) {
+        this.dingtalkId = dingtalkId;
+    }
+
+    public String getStaffId() {
+        return staffId;
+    }
+
+    public void setStaffId(String staffId) {
+        this.staffId = staffId;
+    }
+}
diff --git a/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/MessageContent.java b/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/MessageContent.java
new file mode 100644
index 0000000..e36c697
--- /dev/null
+++ b/app-stream-api/src/main/java/com/dingtalk/open/app/api/models/bot/MessageContent.java
@@ -0,0 +1,58 @@
+package com.dingtalk.open.app.api.models.bot;
+
+import java.util.List;
+
+public class MessageContent {
+    /**
+     * 适用的类型：text
+     */
+    String content;
+    /**
+     * 适用的类型：picture, richText[index]
+     */
+    String pictureDownloadCode;
+    /**
+     * 适用的类型：picture, video, audio, file, richText[index]
+     */
+    String downloadCode;
+    /**
+     * 适用的类型：video
+     */
+    String duration;
+    /**
+     * 适用的类型：video
+     */
+    String videoType;
+    /**
+     * 适用的类型：audio
+     */
+    String recognition;
+    /**
+     * 适用的类型：file
+     */
+    String spaceId;
+    /**
+     * 适用的类型：file
+     */
+    String fileName;
+    /**
+     * 适用的类型：file
+     */
+    String fileId;
+    /**
+     * 适用的类型：richText
+     */
+    List<MessageContent> richText;
+    /**
+     * 适用的类型：richText[index]
+     */
+    String text;
+    /**
+     * 适用的类型：richText[index]
+     */
+    String type;
+    /**
+     * 适用的类型：unknownMsgType
+     */
+    String unknownMsgType;
+}
diff --git a/app-stream-client/pom.xml b/app-stream-client/pom.xml
index d8b4522..d30101d 100644
--- a/app-stream-client/pom.xml
+++ b/app-stream-client/pom.xml
@@ -4,13 +4,13 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>open-app-stream-client</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
     <artifactId>app-stream-client</artifactId>
     <packaging>jar</packaging>
-    <version>1.0.8</version>
+    <version>1.0.9-SNAPSHOT</version>
     <name>app-stream-client</name>
 
     <dependencies>
diff --git a/app-stream-network/app-stream-network-api/pom.xml b/app-stream-network/app-stream-network-api/pom.xml
index f3b15df..324ceed 100644
--- a/app-stream-network/app-stream-network-api/pom.xml
+++ b/app-stream-network/app-stream-network-api/pom.xml
@@ -4,12 +4,12 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>app-stream-network</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
     <artifactId>app-stream-network-api</artifactId>
-    <version>1.0.8</version>
+    <version>1.0.9-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <name>app-stream-network-api</name>
diff --git a/app-stream-network/app-stream-network-core/pom.xml b/app-stream-network/app-stream-network-core/pom.xml
index f9881c1..69cdb8a 100644
--- a/app-stream-network/app-stream-network-core/pom.xml
+++ b/app-stream-network/app-stream-network-core/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>app-stream-network</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/app-stream-network/app-stream-network-rsocket/pom.xml b/app-stream-network/app-stream-network-rsocket/pom.xml
index a0048b4..c44a6cd 100644
--- a/app-stream-network/app-stream-network-rsocket/pom.xml
+++ b/app-stream-network/app-stream-network-rsocket/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>app-stream-network</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/app-stream-network/app-stream-network-ws/pom.xml b/app-stream-network/app-stream-network-ws/pom.xml
index 8026f4a..cff1d9e 100644
--- a/app-stream-network/app-stream-network-ws/pom.xml
+++ b/app-stream-network/app-stream-network-ws/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>app-stream-network</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>com.dingtalk.open</groupId>
             <artifactId>app-stream-network-api</artifactId>
-            <version>1.0.8</version>
+            <version>1.0.9-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>com.alibaba</groupId>
diff --git a/app-stream-network/pom.xml b/app-stream-network/pom.xml
index 6abf871..1e0e71a 100644
--- a/app-stream-network/pom.xml
+++ b/app-stream-network/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>open-app-stream-client</artifactId>
         <groupId>com.dingtalk.open</groupId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <packaging>pom</packaging>
diff --git a/app-stream-protocol/pom.xml b/app-stream-protocol/pom.xml
index 6087d26..d175635 100644
--- a/app-stream-protocol/pom.xml
+++ b/app-stream-protocol/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>open-app-stream-client</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
     </parent>
 
     <artifactId>app-stream-protocol</artifactId>
diff --git a/dingtalk-stream/pom.xml b/dingtalk-stream/pom.xml
index 652adcd..07cdeb6 100644
--- a/dingtalk-stream/pom.xml
+++ b/dingtalk-stream/pom.xml
@@ -4,13 +4,13 @@
     <parent>
         <groupId>com.dingtalk.open</groupId>
         <artifactId>open-app-stream-client</artifactId>
-        <version>1.0.8</version>
+        <version>1.0.9-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
     <artifactId>dingtalk-stream</artifactId>
     <packaging>jar</packaging>
-    <version>1.0.8</version>
+    <version>1.0.9-SNAPSHOT</version>
     <name>app-stream-client</name>
 
     <dependencies>
diff --git a/pom.xml b/pom.xml
index ba61c9c..0064dcd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <groupId>com.dingtalk.open</groupId>
     <artifactId>open-app-stream-client</artifactId>
     <packaging>pom</packaging>
-    <version>1.0.8</version>
+    <version>1.0.9-SNAPSHOT</version>
     <modules>
         <module>app-stream-client</module>
         <module>app-stream-api</module>
diff --git a/version.sh b/version.sh
old mode 100644
new mode 100755
index cb37bec..ef026cf
--- a/version.sh
+++ b/version.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-mvn versions:set -DnewVersion=1.0.8
+mvn versions:set -DnewVersion=1.0.9-SNAPSHOT