diff --git a/CHANGELOG.md b/CHANGELOG.md
index 315f394..70b2bae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # ChangeLog for pymycobot
 
+## v3.5.1 (2024-9-12)
+
+- release v3.5.1
+- fix bug
+
 ## v3.5.0 (2024-9-9)
 
 - release v3.5.0
diff --git a/pymycobot/__init__.py b/pymycobot/__init__.py
index 90541c3..ae3e05f 100644
--- a/pymycobot/__init__.py
+++ b/pymycobot/__init__.py
@@ -63,7 +63,7 @@
     from pymycobot.mybuddyemoticon import MyBuddyEmoticon
     __all__.append("MyBuddyEmoticon")
 
-__version__ = "3.5.0"
+__version__ = "3.5.1"
 __author__ = "Elephantrobotics"
 __email__ = "weiquan.xu@elephantrobotics.com"
 __git_url__ = "https://github.com/elephantrobotics/pymycobot"
diff --git a/pymycobot/common.py b/pymycobot/common.py
index 79a2c55..db96bbb 100644
--- a/pymycobot/common.py
+++ b/pymycobot/common.py
@@ -755,8 +755,6 @@ def read(self, genre, method=None, command=None, _class=None, timeout=None):
         elif genre == ProtocolCode.GET_ACCEI_DATA:
             wait_time = 1
         while True and time.time() - t < wait_time:  
-            # return b'\xfe\xfe\x0e\x19\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00\x00\xfa'   
-            return b'\xfe\xfe\x08\xe4\x00\x00\x00\x00\x00\x06\xfa'       
             data = self._serial_port.read()
             # self.log.debug("data: {}".format(data))
             k += 1
@@ -811,5 +809,4 @@ def read(self, genre, method=None, command=None, _class=None, timeout=None):
             for d in datas:
                 command_log += hex(d)[2:] + " "
             self.log.debug("_read : {}".format(command_log))
-        print(datas)
         return datas
\ No newline at end of file