diff -urN dosfstools-2.11/mkdosfs/mkdosfs.c dosfstools-2.11.heads/mkdosfs/mkdosfs.c
--- dosfstools-2.11/mkdosfs/mkdosfs.c	2010-12-06 12:56:32.138688700 +0100
+++ dosfstools-2.11.heads/mkdosfs/mkdosfs.c	2010-12-06 12:49:11.415820200 +0100
@@ -576,6 +576,7 @@
 static int root_dir_entries = 0;	/* Number of root directory entries */
 static char *blank_sector;		/* Blank sector - all zeros */
 static int hidden_sectors = 0;		/* Number of hidden sectors */
+static int heads = -1;		/* Number of heads */
 
 
 /* Function prototype definitions */
@@ -1130,7 +1131,13 @@
         bs.secs_track = CT_LE_W(geometry.sectors);	/* Set up the geometry information */
         bs.heads = CT_LE_W(geometry.heads);
       }
+
     def_hd_params:
+      if (heads > 0) { /* Overwrite by user definied value */
+	if (verbose)
+	  printf("Head number (%d) was overwritten : %d\n", bs.heads, heads);
+        bs.heads = heads; 
+      }
       bs.media = (char) 0xf8; /* Set up the media descriptor for a hard drive */
       bs.dir_entries[0] = (char) 0;	/* Default to 512 entries */
       bs.dir_entries[1] = (char) 2;
@@ -1762,7 +1769,7 @@
 Usage: mkdosfs [-A] [-c] [-C] [-v] [-I] [-l bad-block-file] [-b backup-boot-sector]\n\
        [-m boot-msg-file] [-n volume-name] [-i volume-id]\n\
        [-s sectors-per-cluster] [-S logical-sector-size] [-f number-of-FATs]\n\
-       [-h hidden-sectors] [-F fat-size] [-r root-dir-entries] [-R reserved-sectors]\n\
+       [-h hidden-sectors] [-H heads] [-F fat-size] [-r root-dir-entries] [-R reserved-sectors]\n\
        /dev/name [blocks]\n");
 }
 
@@ -1834,7 +1841,7 @@
 #endif
 	   , program_name);
 
-  while ((c = getopt (argc, argv, "AbcCf:F:Ii:l:m:n:r:R:s:S:h:v")) != EOF)
+  while ((c = getopt (argc, argv, "AbcCf:F:Ii:l:m:n:r:R:s:S:h:H:v")) != EOF)
     /* Scan the command line for options */
     switch (c)
       {
@@ -1886,6 +1893,15 @@
 	    usage ();
 	  }
 	break;
+
+      case 'H':        /* H : number of heads */
+	heads = (int) strtol (optarg, &tmp, 0);
+	if ( *tmp || heads < 0 )
+	  {
+	    printf("Bad number of heads : %s\n", optarg);
+	    usage ();
+	  }
+	break;
 
       case 'I':
 	ignore_full_disk = 1;