diff --git a/src/python_spectrometer/daq/zurich_instruments.py b/src/python_spectrometer/daq/zurich_instruments.py
index c7c057a23d085d3580af53cf150d521ab4ab4a08..c0872775b56d11ddfa9827ba68558325f921f985 100644
--- a/src/python_spectrometer/daq/zurich_instruments.py
+++ b/src/python_spectrometer/daq/zurich_instruments.py
@@ -194,7 +194,7 @@ class ZurichInstrumentsMFLIDAQ(_ZurichInstrumentsDevice):
                 ``freq = 10e3, f_max = 2e3``, the spectrum will have a
                 bandwidth of ``[8e3, 12e3]``.
         **settings : Mapping
-            Additional settings for data acqusition.
+            Additional settings for data acquisition.
 
         Notes
         -----
@@ -237,6 +237,8 @@ class ZurichInstrumentsMFLIDAQ(_ZurichInstrumentsDevice):
         if filter_order is not None:
             self.device.demods[self.demod].order(int(filter_order))
 
+        settings = settings.to_consistent_dict()
+
         # BW 3dB = √(2^(1/n) - 1) / 2πτ
         # BW NEP = Γ(n - 1/2) / 4τ √(π)Γ(n)
         n = self.device.demods[self.demod].order()