diff --git a/esbo_etc/classes/sensor/Heterodyne.py b/esbo_etc/classes/sensor/Heterodyne.py
index db9d3ed..97684e5 100644
--- a/esbo_etc/classes/sensor/Heterodyne.py
+++ b/esbo_etc/classes/sensor/Heterodyne.py
@@ -221,7 +221,7 @@ class Heterodyne(ASensor):
         """
         logger.info("-------------------------------------------------------------------------------------------------")
         logger.info(prefix + "System temperature:        %1.2e K" % t_sys.value)
-        logger.info(prefix + "Noise bandwidth:           %1.2e K" % delta_nu.value)
+        logger.info(prefix + "Noise bandwidth:           %1.2e Hz" % delta_nu.value)
         logger.info(prefix + "RMS antenna temperature:   %1.2e K" % t_rms.value)
         logger.info(prefix + "Antenna temperature:       %1.2e K" % t_signal.value)
         logger.info("-------------------------------------------------------------------------------------------------")