diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index b6327b93..0f56ce4d 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -13,6 +13,9 @@
 - Chris Colbert
   OpenCV wrappers
 
+- Holger Rapp
+  OpenCV functions and better OSX library loader
+
 - Ralf Gommers
   Image IO and plots in documentation