diff --git a/CHANGELOG.md b/CHANGELOG.md
index bd3318fbea34d7987bf7c2671fe318492d3efa47..49d26c728471c2a083ba2b20df12f386f55dca5c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 * Updated parent pon to v6.
 * createProgram had the wrong signature producing a unsatisfied link exception that is now fixed.
 * Build now requires version 3.5.0 of maven due to changes in surefire plugin.
+* Added the functions popcount and clz
 
 ## 1.4.1
 
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 42337edff8cb49c6777857cb72210d38785f4bf2..edc9e67bc4a54812eef8b01fe20637c7c57d72a5 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -20,6 +20,7 @@
 * Fernando Marino`
 * AMD Corporation
 * Dmitriy Shabanov <shabanovd@gmail.com>
+* Toon Baeyens <toon.baeyens@gmail.com>
 
 # Details