diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index 39642270..c9e0ddd3 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -48,3 +48,6 @@
 - Maël Primet
   Total variation noise filtering
 
+- Martin Bergholdt
+  Fix missing math.h functions in Windows 7 + MSVCC.
+