diff --git a/dmi.py b/dmi.py
index 5893f66..32bbe7c 100644
--- a/dmi.py
+++ b/dmi.py
@@ -30,7 +30,7 @@ def main():
             for channel in range(2):
                 sdr.setSampleRate(SoapySDR.SOAPY_SDR_RX, channel, freq_sample)
                 sdr.setFrequency(SoapySDR.SOAPY_SDR_RX, channel, freq_base)
-                sdr.setGain(SoapySDR.SOAPY_SDR_RX, channel, 57.0)
+                sdr.setGain(SoapySDR.SOAPY_SDR_RX, channel, 55.0)
 
             buf_sdr = BufferedSDR(sdr, [0, 1], block_size, 32)
             buf_sdr.start()