diff --git a/secop_psi/dpm.py b/secop_psi/dpm.py
index 407773b..722b86d 100644
--- a/secop_psi/dpm.py
+++ b/secop_psi/dpm.py
@@ -87,7 +87,6 @@ class DPM3(HasIodev, Readable):
             cmd = ""
         cmd = cmd + '*1G3%02X' % adr
         hexvalue = self._iodev.communicate(cmd)
-        print(cmd, hexvalue)
         if adr == self.SCALE:
             mag = self.MAGNITUDE[hexvalue[0:1]]
             value = int(hexvalue[1:], 16)