--- a/.config/mc/mc.ext	Fri Jul 20 23:47:36 2012 +0300
+++ b/.config/mc/mc.ext	Thu Jul 26 15:17:27 2012 +0300
@@ -253,6 +253,8 @@
 regex/\.[eE][xX][eE]$
     Open=wine %f &
     View=%view{ascii} i586-mingw32msvc-objdump -fx %f || i686-w64-mingw32-objdump -fx %f
+regex/\.[mM][sS][iI]$
+    Open=msiexec /i %f &
 
 regex/\.[dD][lL][lL]$
     View=%view{ascii} i586-mingw32msvc-objdump -tTrR -fx %f || i686-w64-mingw32-objdump -tTrR -fx %f