diff --git a/submissions/KLayout Python/EBeam_LukasChrostowski_MZI.py b/submissions/KLayout Python/EBeam_LukasChrostowski_MZI.py
index 611584f..83c9a07 100644
--- a/submissions/KLayout Python/EBeam_LukasChrostowski_MZI.py	
+++ b/submissions/KLayout Python/EBeam_LukasChrostowski_MZI.py	
@@ -6,7 +6,7 @@
  
  
 Example simple script to
- - choose the fabrication technology provided by Applied Nanotools,  using silicon nitride (SiN) waveguides
+ - choose the fabrication technology provided by Applied Nanotools, using silicon (Si) waveguides
  - use the SiEPIC-EBeam-PDK technology
  - using KLayout and SiEPIC-Tools, with function including connect_pins_with_waveguide and connect_cell
  - create a new layout with a top cell, limited a design area of 605 microns wide by 410 microns high.