diff --git a/NEWS b/NEWS
index b1e804a77b..2569372094 100644
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,9 @@ CHANGES WITH 251 in spe:
 
         Backwards-incompatible changes:
 
+        * The minimum kernel version required has been bumped from 3.13 to 3.15,
+          and CLOCK_BOOTTIME is now assumed to always exist.
+
         * In v250, a systemd-networkd feature that automatically configures
           routes to addresses specified in AllowedIPs= was added and enabled by
           default. However, this causes network connectivity issues in many