diff --git a/development/Win32/packaging/installer/ChangeLog.txt b/development/Win32/packaging/installer/ChangeLog.txt
index 0e0cbbaf93..2156bdb57f 100644
--- a/development/Win32/packaging/installer/ChangeLog.txt
+++ b/development/Win32/packaging/installer/ChangeLog.txt
@@ -1,6 +1,6 @@
 Changelog for LyX-2051-6:
-- support for Thai, Serbian Cyrillic and Mongolian will now automatically
-  be installed to MiKTeX
+- support for Vietnamese, Thai, Serbian Cyrillic and Mongolian will now
+  automatically be installed to MiKTeX
 - language support files for Belarusian and Hungarian are now included
 - updated to eLyXer 1.2.5
 
diff --git a/development/Win32/packaging/installer/Packages.txt b/development/Win32/packaging/installer/Packages.txt
index 209d615168..f71d58d4c7 100644
--- a/development/Win32/packaging/installer/Packages.txt
+++ b/development/Win32/packaging/installer/Packages.txt
@@ -51,6 +51,7 @@ ulem
 undertilde
 units
 url
+vntex
 wrapfig
 xargs
 xcolor
diff --git a/lib/chkconfig.ltx b/lib/chkconfig.ltx
index 651859bd9b..6a9b49fa68 100644
--- a/lib/chkconfig.ltx
+++ b/lib/chkconfig.ltx
@@ -360,6 +360,7 @@
 \TestPackage{units}
 \TestPackage{url}
 \TestPackage{varioref}
+\TestPackage[vietnamese.ldf]{vietnamese}
 \TestPackage{wrapfig}
 \TestPackage{xargs}
 \TestPackage{xcolor}