diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index 9907ba6f..baaf064b 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -106,3 +106,4 @@
 - Johannes Schönberger
   Polygon, circle and ellipse drawing functions
   Adaptive thresholding
+  Implementation of Matlab's `regionprops`