update README.md

diff --git a/README.md b/README.md
index 086f4ffb6f138966076da6ad34797ff43c5d0d4d..5c576cba0c67cf4cebd8aedfc3f9cd64571e4ad2 100644 (file)
--- a/README.md
+++ b/README.md
@@ -26,6 +26,12 @@ Supported character encodings:
 * CP1251:  contributed by Byte
 
 
+New feature of version 6.9.1
+--------------------------
+
+* Speed improvement (* especially UTF-8)
+
+
 New feature of version 6.9.0
 --------------------------