diff --git a/Changelog.md b/Changelog.md
index 1d72af6..bb891d2 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -6,6 +6,8 @@
 
 Internal refactorings.
 
+Remove dependency on `pthread` in CMakeLists.txt.
+
 ## Version 2.9
 
 Add checking/stat-printing of when NULL pointers are free'd.