diff --git a/donate/donors/donors-2019.en.xml b/donate/donors/donors-2019.en.xml
index 704daecced..a179bb0120 100644
--- a/donate/donors/donors-2019.en.xml
+++ b/donate/donors/donors-2019.en.xml
@@ -50,6 +50,7 @@
     <donor date="2019-01-04">PrimeKey Solutions</donor>
     <donor date="2019-01-22">René Genz</donor>
     <donor date="2019-01-24">Richard Neill</donor>
+    <donor date="2019-05-17">Sinan Taifour</donor>
     <donor date="2019-12-31">Stephan Kreutzer</donor>
     <donor date="2019-01-02">Thomas Etter</donor>
     <donor date="2019-12-31">Urs Fässler</donor>