diff --git a/csdr/chain/toolbox.py b/csdr/chain/toolbox.py
index 0e736614..f45ef064 100644
--- a/csdr/chain/toolbox.py
+++ b/csdr/chain/toolbox.py
@@ -228,6 +228,7 @@ class CwSkimmerDemodulator(ServiceDemodulator, DialFrequencyReceiver):
         self.sampleRate = sampleRate
         self.parser = CwSkimmerParser()
         workers = [
+            Convert(Format.FLOAT, Format.SHORT),
             CwSkimmerModule(sampleRate, charCount),
             self.parser,
         ]
diff --git a/csdr/module/toolbox.py b/csdr/module/toolbox.py
index 3ca568ed..765b8d2c 100644
--- a/csdr/module/toolbox.py
+++ b/csdr/module/toolbox.py
@@ -122,7 +122,7 @@ class AcarsDecModule(WavFileModule):
 class CwSkimmerModule(ExecModule):
     def __init__(self, sampleRate: int = 12000, charCount: int = 8):
         cmd = ["csdr-cwskimmer", "-r", str(sampleRate), "-n", str(charCount)]
-        super().__init__(Format.FLOAT, Format.CHAR, cmd)
+        super().__init__(Format.SHORT, Format.CHAR, cmd)
 
 
 class RedseaModule(ExecModule):
diff --git a/owrx/dsp.py b/owrx/dsp.py
index aa922365..17068d21 100644
--- a/owrx/dsp.py
+++ b/owrx/dsp.py
@@ -721,7 +721,7 @@ class DspManager(SdrSourceEventClient, ClientDemodulatorSecondaryDspEventClient)
             from csdr.chain.digimodes import CwDemodulator
             return CwDemodulator(75.0)
         elif mod == "cwskimmer":
-            from csdr.chain.digimodes import CwSkimmerDemodulator
+            from csdr.chain.toolbox import CwSkimmerDemodulator
             return CwSkimmerDemodulator()
         elif mod == "mfrtty170":
             from csdr.chain.digimodes import MFRttyDemodulator