diff --git a/pylot/core/pick/utils.py b/pylot/core/pick/utils.py
index 1ebfdbd5..0dce76fd 100644
--- a/pylot/core/pick/utils.py
+++ b/pylot/core/pick/utils.py
@@ -654,6 +654,7 @@ def wadaticheck(pickdic, dttolerance, iplot=0, fig_dict=None):
             print("###############################################")
             print("wadatacheck: Not enough checked S-P times available!")
             print("Skip Wadati check!")
+            wdfit2 = None
 
         checkedonsets = pickdic