diff --git a/Examples/Python/sim04_Multilayers/CorrelatedRoughness.py b/Examples/Python/sim04_Multilayers/CorrelatedRoughness.py
index f968871ae5b3ff1fc5792df6b6679ec0641bc6ad..e2731cccefc3fe895ec8c7231ca6f623be5d1148 100644
--- a/Examples/Python/sim04_Multilayers/CorrelatedRoughness.py
+++ b/Examples/Python/sim04_Multilayers/CorrelatedRoughness.py
@@ -40,8 +40,6 @@ def get_sample():
     my_sample.addLayerWithTopRoughness(l_substrate, roughness)
     my_sample.setCrossCorrLength(10*nm)
 
-    print(my_sample.treeToString())
-
     return my_sample