Index: dialin/hd/syringe_pump.py
===================================================================
diff -u -r2e392c92d55178f457a67423ba8c503a86dcf3c8 -r9f299d4ee156bd2793f9f3815b87498d63cf078d
--- dialin/hd/syringe_pump.py	(.../syringe_pump.py)	(revision 2e392c92d55178f457a67423ba8c503a86dcf3c8)
+++ dialin/hd/syringe_pump.py	(.../syringe_pump.py)	(revision 9f299d4ee156bd2793f9f3815b87498d63cf078d)
@@ -373,7 +373,7 @@
         """
 
         rst = integer_to_bytearray(reset)
-        vol = integer_to_bytearray(volts)
+        vol = float_to_bytearray(volts)
         payload = rst + vol
 
         message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_hd_ch_id,