diff --git a/pylot/core/io/data.py b/pylot/core/io/data.py
index 59d92e5e..5aa8613a 100644
--- a/pylot/core/io/data.py
+++ b/pylot/core/io/data.py
@@ -299,7 +299,7 @@ class Data(object):
             # check for automatic picks
             print("Writing phases to ObsPy-quakeml file")
             for key in picks:
-                if picks[key]['P']['picker'] == 'autoPyLoT':
+                if picks[key]['P']['picker'] == 'auto':
                    print("Existing picks will be overwritten!")
                    picks = picks_from_picksdict(picks)
                    break