Merge "Highlight new requirement"

diff --git a/RELEASE-NOTES-1.27 b/RELEASE-NOTES-1.27
index 7c50e4f..e644ae4 100644 (file)
--- a/RELEASE-NOTES-1.27
+++ b/RELEASE-NOTES-1.27
@@ -11,7 +11,7 @@ HHVM 3.1. Additionally, the following PHP extensions are required:
 * ctype
 * iconv
 * json
-* mbstring
+* mbstring (new requirement in 1.27)
 * xml
 The following PHP extensions are strongly recommended:
 * openssl