diff --git a/scatfit/archive.py b/scatfit/archive.py
index e9f853b..d232ad6 100644
--- a/scatfit/archive.py
+++ b/scatfit/archive.py
@@ -351,9 +351,7 @@ def load_frb_data(filename, dm, fscrunch, tscrunch):
     # dedisperse
     cand.set_dm(dm)
 
-    dynspec = (
-        cand.scrunched_data(f=fscrunch, t=tscrunch, select="left") / fscrunch  # **0.5
-    )
+    dynspec = cand.scrunched_data(f=fscrunch, t=tscrunch, select="left") / fscrunch**0.5
     cand.dynspec = dynspec
     times = np.arange(cand.nsamp // tscrunch) * cand.tsamp * tscrunch
     cand.tval = times