diff --git a/umbra/model.py b/umbra/model.py
index b35120477749acd2b62de020eb35bc5f448eaaf9..f5e5eef31ad597d518ca360501aa7a1f07628bbf 100644
--- a/umbra/model.py
+++ b/umbra/model.py
@@ -37,7 +37,6 @@ class Model:
         for trial in self._shadow_tasks:
             self._stats.analyze(trial)
         self._analysed = True
-        self.create_delay_frame()
 
     def add_task(self, pnr, vnr, condition, source, shadow):
         """ Add a task specifying all the necessary information