diff --git a/Duplicati/License/acknowledgements.txt b/Duplicati/License/acknowledgements.txt
index 03fcf549e..88ac89257 100644
--- a/Duplicati/License/acknowledgements.txt
+++ b/Duplicati/License/acknowledgements.txt
@@ -11,6 +11,7 @@ Software Development:
   Sebastian Fahrenholz
   Malte Neumann
   Mostafa Aghajani
+  Stefan Lück
   
 The theme for Duplicati (ngax):
   Alexander Franzelin