diff --git a/PeakOTron.py b/PeakOTron.py
index 773ff6f150ce9b399d576edcd2792c0e2f73faf2..0a60dd4ace8b5598b4d7247eabdbfa873daf0127 100644
--- a/PeakOTron.py
+++ b/PeakOTron.py
@@ -284,7 +284,7 @@ class PeakOTron:
                 "bw":None,
                 "peak_dist_factor":0.8,
                 "peak_width_factor":0.5,
-                "peak_ppf":0.99,
+                "peak_ppf":0.95,
                 "prominence": 0.0,
                 "min_n_peak_evts": 100,
                 "kernel_kde":"gaussian",