diff --git a/lzma-sdk.changes b/lzma-sdk.changes
index db4b9ea..abfe05e 100644
--- a/lzma-sdk.changes
+++ b/lzma-sdk.changes
@@ -2,6 +2,8 @@
 Mon Jan 29 20:45:47 UTC 2018 - aloisio@gmx.com
 
 - Update to version 18.01
+  * Some changes in LZMA2/xz multithreading code for compressing.
+    Some bugs were fixed.
 
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 Mon Jan  8 08:02:11 UTC 2018 - jengelh@inai.de