diff --git a/PeakOTron.py b/PeakOTron.py
index 0186635b07e332c82540c04dab84000ec3006acc..9baa771be0e870ed2d9c39f2a3c97ffb4b47cc84 100644
--- a/PeakOTron.py
+++ b/PeakOTron.py
@@ -277,7 +277,7 @@ class PeakOTron:
                 "n_bootstrap_kde":100,
                 "bw":None,
                 "peak_dist_factor":0.8,
-                "peak_width_factor":0.65,
+                "peak_width_factor":0.5,
                 "prominence": 0.0,
                 "min_n_peak_evts": 100,
                 "kernel_kde":"gaussian",