Index: src/tar.c
===================================================================
--- src/tar.c
+++ src/tar.c	2016-05-17 18:06:46.000000000 +0300
@@ -659,6 +659,8 @@
    N_("control pax keywords"), GRID+8 },
   {"label", 'V', N_("TEXT"), 0,
    N_("create archive with volume name TEXT; at list/extract time, use TEXT as a globbing pattern for volume name"), GRID+8 },
+  {"lzma", 'Y', 0, 0,
+   N_("filter the archive through lzma (deprecated flag)"), GRID+1 },
 #undef GRID
 
 #define GRID 90
@@ -1491,6 +1490,7 @@
       set_use_compress_program_option (LZIP_PROGRAM, args->loc);
       break;
 
+    case 'Y':
     case LZMA_OPTION:
       set_use_compress_program_option (LZMA_PROGRAM, args->loc);
       break;