diff --git a/signalgen.py b/signalgen.py
index c511b90..99656a4 100755
--- a/signalgen.py
+++ b/signalgen.py
@@ -47,8 +47,8 @@ def show_dynamic(
 
 	#downsample the spectra first
     downFac = 24
-    logging.info(f"Downsampling the axis with min {dynamic_spectra[2,0]} and max {dynamic_spectra[2,-1]}")
-    decSpectra = signal.decimate(dynamic_spectra, downFac, axis=2)
+    logging.info(f"Downsampling...")
+    decSpectra = signal.decimate(dynamic_spectra, downFac, axis=0)
 
     spectra_mads = median_fitter(np.median(decSpectra, axis=0))
     flat = decSpectra - spectra_mads