diff -uNrd texinfo.orig/doc/info-stnd.texi texinfo/doc/info-stnd.texi
--- texinfo.orig/doc/info-stnd.texi	2007-12-18 12:53:22.000000000 -0500
+++ texinfo/doc/info-stnd.texi	2007-12-27 15:16:34.000000000 -0500
@@ -197,12 +197,12 @@
 @file{.info}, @file{-info}, @file{/index}, and @file{.inf}.}.  For every
 known extension, Info looks for a compressed file, if a regular file
 isn't found.  Info supports files compressed with @code{gzip},
address@hidden, @code{compress} and @code{yabba} programs; it calls
address@hidden, @code{bunzip2}, @code{uncompress} and @code{unyabba},
-accordingly, to decompress such files.  Compressed Info files are
-assumed to have @file{.z}, @file{.gz}, @file{.bz2}, @file{.Z}, or
address@hidden extensions, possibly in addition to one of the known Info
-files address@hidden MS-DOS version allows for the Info
address@hidden, @code{compress}, @code{yabba} and @code{lzma} programs; 
+it calls @code{gunzip}, @code{bunzip2}, @code{uncompress}, @code{unyabba},
+and @code{lzma} accordingly, to decompress such files.  Compressed Info 
+files are assumed to have @file{.z}, @file{.gz}, @file{.bz2}, @file{.Z}, 
address@hidden, or @file{.lzma} extensions, possibly in addition to one of the 
+known Info files address@hidden MS-DOS version allows for the Info
 extension, such as @code{.inf}, and the short compressed file
 extensions, such as @file{.z} and @file{.gz}, to be merged into a single
 extension, since DOS doesn't allow more than a single dot in the
diff -uNrd texinfo.orig/info/filesys.c texinfo/info/filesys.c
--- texinfo.orig/info/filesys.c	2007-12-02 20:38:42.000000000 -0500
+++ texinfo/info/filesys.c	2007-12-27 15:13:04.000000000 -0500
@@ -58,6 +58,7 @@
   { ".z", "gunzip" },
   { ".Z", "uncompress" },
   { ".Y", "unyabba" },
+  { ".lzma", "unlzma" },
 #ifdef __MSDOS__
   { "gz", "gunzip" },
   { "z", "gunzip" },
diff -uNrd texinfo.orig/util/install-info.c texinfo/util/install-info.c
--- texinfo.orig/util/install-info.c	2007-12-02 20:38:43.000000000 -0500
+++ texinfo/util/install-info.c	2007-12-27 15:14:24.000000000 -0500
@@ -654,6 +654,14 @@
 #else
     *compression_program = "bzip";
 #endif
+  else if (data[0] == ']' && data[1] == '\0' && data[2] == '\0')
+    {
+#ifndef STRIP_DOT_EXE
+      *compression_program = "lzma.exe";
+#else
+      *compression_program = "lzma";
+#endif
+    }
   else
     *compression_program = NULL;