diff --git a/plugins/USBPrinting/AutoDetectBaudJob.py b/plugins/USBPrinting/AutoDetectBaudJob.py
index 2fa0af1795..36e9637c47 100644
--- a/plugins/USBPrinting/AutoDetectBaudJob.py
+++ b/plugins/USBPrinting/AutoDetectBaudJob.py
@@ -72,9 +72,9 @@ class AutoDetectBaudJob(Job):
 
                 while timeout_time > time():
                     line = serial.readline()
-                    if b"ok " in line and b"T:" in line:
+                    if b"ok" in line and b"T:" in line:
                         successful_responses += 1
-                        if successful_responses >= 3:
+                        if successful_responses >= 1:
                             self.setResult(baud_rate)
                             Logger.log("d", "Detected baud rate {baud_rate} on serial {serial} on retry {retry} with after {time_elapsed:0.2f} seconds.".format(
                                 serial = self._serial_port, baud_rate = baud_rate, retry = retry, time_elapsed = time() - start_timeout_time))