diff --git a/doc/contributions.txt b/doc/contributions.txt
index c6c7ea8f536645fa9bc8a01615dcada30f575843..1fa81dd1dfa82f1514cc5e84be5018a69230133d 100755
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -586,6 +586,7 @@ Henri Beauchamp
 	VWR-4157
 	SL-15175
 	SL-19110
+	SL-19159
 herina Bode
 Hikkoshi Sakai
 	VWR-429