diff --git a/NEWS b/NEWS
index 32609de51c..59f7325d31 100644
--- a/NEWS
+++ b/NEWS
@@ -153,8 +153,8 @@ CHANGES WITH 262:
           hwcaps, and CPU feature names may be prefixed as ARCH.FEATURE (for
           example: arm64.bti) to disambiguate mixed-architecture deployments.
 
-        * Socket units' MessageQueueMessageSize= now accepts byte values with
-          the usual IEC suffixes (K, M, G, etc.).
+        * Socket units' MessageQueueMessageSize= now accepts byte values
+          suffixed with the usual IEC prefixes (Ki, Mi, Gi, etc.).
 
         * Service units gained LUOSession= to have systemd create Live Update
           Orchestrator sessions and pass them through the file descriptor
@@ -562,10 +562,12 @@ CHANGES WITH 262:
           snippets.
 
         * Many command line tools now expose machine-readable command metadata
-          via --introspect-cli, generated from declarative verb/option
+          via --introspect-cli as JSON, generated from declarative verb/option
           descriptions. This now covers systemctl and a broad set of systemd
-          utilities. Scripts that need command/option discovery should consume
-          this interface instead of parsing human --help output.
+          utilities. Scripts that need command/option discovery may consume
+          this interface instead of parsing human --help output. This feature
+          is experimental and the JSON schema may be subject to change in later
+          release until a future stabilization announcement.
 
         * OpenPGP verification of downloaded resources now accepts signing
           subkeys embedded in signatures when they are certified by a trusted