1 files changed, 8 insertions, 8 deletions
diff --git a/glucometerutils/drivers/otultraeasy.py b/glucometerutils/drivers/otultraeasy.py
index 1876402..8e794ca 100644
--- a/glucometerutils/drivers/otultraeasy.py
+++ b/glucometerutils/drivers/otultraeasy.py
@@ -35,12 +35,10 @@ _PACKET = lifescan_binary_protocol.LifeScanPacket(
 
 _INVALID_RECORD = 501
 
-_COMMAND_SUCCESS = construct.Const(b'\x06')
-
 _VERSION_REQUEST = construct.Const(b'\x0d\x02')
 
 _VERSION_RESPONSE = construct.Struct(
-    _COMMAND_SUCCESS,
+    lifescan_binary_protocol.COMMAND_SUCCESS,
     'version' / construct.PascalString(construct.Byte, encoding='ascii'),
 )
 
@@ -48,7 +46,7 @@ _SERIAL_NUMBER_REQUEST = construct.Const(
     b'\x0B\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00')
 
 _SERIAL_NUMBER_RESPONSE = construct.Struct(
-    _COMMAND_SUCCESS,
+    lifescan_binary_protocol.COMMAND_SUCCESS,
     'serial_number' / construct.GreedyString(encoding='ascii'),
 )
 
@@ -61,7 +59,7 @@ _DATETIME_REQUEST = construct.Struct(
 )
 
 _DATETIME_RESPONSE = construct.Struct(
-    _COMMAND_SUCCESS,
+    lifescan_binary_protocol.COMMAND_SUCCESS,
     'timestamp' / construct_extras.Timestamp(construct.Int32ul),
 )
 
@@ -70,7 +68,7 @@ _GLUCOSE_UNIT_REQUEST = construct.Const(
 
 
 _GLUCOSE_UNIT_RESPONSE = construct.Struct(
-    _COMMAND_SUCCESS,
+    lifescan_binary_protocol.COMMAND_SUCCESS,
     'unit' / lifescan_binary_protocol.GLUCOSE_UNIT,
     construct.Padding(3),
 )
@@ -88,7 +86,7 @@ _READ_RECORD_REQUEST = construct.Struct(
 )
 
 _READING_RESPONSE = construct.Struct(
-    _COMMAND_SUCCESS,
+    lifescan_binary_protocol.COMMAND_SUCCESS,
     'timestamp' / construct_extras.Timestamp(construct.Int32ul),
     'value' / construct.Int32ul,
 )
@@ -209,7 +207,9 @@ class Device(serial.SerialDevice):
         return response.timestamp
 
     def zero_log(self):
-        self._send_request(_MEMORY_ERASE_REQUEST, None, _COMMAND_SUCCESS)
+        self._send_request(
+            _MEMORY_ERASE_REQUEST, None,
+            lifescan_binary_protocol.COMMAND_SUCCESS)
 
     def get_glucose_unit(self):
         response = self._send_request(