diff --git a/PeakOTron.py b/PeakOTron.py
index c3e0dfa712e8e161fd5f998cc85a621751a483c5..d7d7004078e049a5d3f04c7d575d700a3d17cda9 100644
--- a/PeakOTron.py
+++ b/PeakOTron.py
@@ -267,7 +267,7 @@ 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",