diff --git a/tools/flash2.py b/tools/flash2.py
index 8264640c017e59e9a4038cf4f090dfd695cc96d5..a9f8f694fa9ae82fae9912508a093577ca8da4d9 100755
--- a/tools/flash2.py
+++ b/tools/flash2.py
@@ -24,6 +24,7 @@ args  = parser.parse_args()
 f_r1  = args.file_R1
 f_r2  = args.file_R2
 f_out = args.output_file
+f_opt = args.flash2_options
 
 paths =  os.path.split(f_out)
 path_head = paths[0]
@@ -33,16 +34,21 @@ print( "###" )
 print( "f_r1: %s" % f_r1)
 print( "f_r2: %s" % f_r2)
 print( "f_out: %s" % f_out)
+print( "flash2 options: %s" % f_opt)
 print( "path_head: %s" % path_head)
 print( "path_file: %s" % path_file)
 
-exit_code = subprocess.call(['%s/flash2' % args.flash2_dir,
+
+cmd = ['%s/flash2' % args.flash2_dir,
  f_r1, f_r2,
  "-d", path_head,
  "-o", path_file,
  "-t", "1",
- # + shlex.split(args.flash2_options)
-])
+]
+cmd += shlex.split( f_opt )
+print( "# %s" % cmd )
+
+exit_code = subprocess.call( cmd )
 
 if exit_code > 0:
     raise EnvironmentError("Flash2 failed")