diff --git a/CHANGELOG.md b/CHANGELOG.md
index 16ff7e9..895b70c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,13 @@
 # ChangeLog for pymycobot
 
-## v2.9.0
+## v2.9.1 (2022-8-1)
 
-- release v2.8.1
+- release v2.9.1
+- fix MyBuddy read data bug.
+
+## v2.9.0 (2022-8-1)
+
+- release v2.9.0
 
 ## v2.8.1 (2022-7-1)
 
diff --git a/pymycobot/mybuddy.py b/pymycobot/mybuddy.py
index b17a0cf..8da248f 100644
--- a/pymycobot/mybuddy.py
+++ b/pymycobot/mybuddy.py
@@ -129,7 +129,7 @@ def _mesg(self, genre, *args, **kwargs):
         self._write(self._flatten(real_command))
 
         if has_reply:
-            data = b'\xfe\xfe\x03\x04-\xf32R' #self._read()
+            data = self._read()
             res = self._process_received(data, genre, arm=12)
             if genre in [
                 ProtocolCode.ROBOT_VERSION,