diff --git a/CHANGES b/CHANGES
index a7a695dc823a233c4178e292c674d9a8c17c0ba7..c9883caffa4f0505afd142c79265af0e6d2bf890 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,6 @@
 V2.1.5
 
-Updates to the meson build to make it more efficient.
+Updates to the meson build to make it more efficient and work on more platforms.
 
 Change how reset_timeout works so it doesn't require LINUX, rather it requires __HAVE_SETITIMER__ (which is checked for by Meson).
 
@@ -8,6 +8,10 @@ The binary_grid (v1) perl module has been completely deprecated in favour of bin
 
 Deprecated the BSE time evolution algorithm (you were warned long ago that this would happen!)
 
+Added atoi and atof to the BAN_UNSAFE_FUNCTIONS list, and removed them throughout.
+
+sync latest perl mods, which contain fixes for the buggy perl 5.31.6
+
 14/11/2019 V2.1.4
 
 What a difference a week makes. 2.1.4 brings some (minor) bug fixes, but