diff --git a/scripts/paycheck.py b/scripts/paycheck.py
index e199a7c..380809e 100755
--- a/scripts/paycheck.py
+++ b/scripts/paycheck.py
@@ -97,6 +97,8 @@
                         default=False,
                         help=('use temp input/output files with BSDIFF '
                               'operations (not in-place)'))
+  trace_opts.add_option('--bspatch-path', metavar='FILE',
+                        help=('use the specified bspatch binary'))
   parser.add_option_group(trace_opts)
 
   trace_opts = optparse.OptionGroup(parser, 'Block tracing')
@@ -152,6 +154,8 @@
       opts.check = True
     if opts.extract_bsdiff:
       parser.error('--extract-bsdiff can only be used when applying payloads')
+    if opts.bspatch_path:
+      parser.error('--bspatch-path can only be used when applying payloads')
   else:
     parser.error('unexpected number of arguments')
 
@@ -218,6 +222,8 @@
       # Apply payload.
       if extra_args:
         dargs = {'bsdiff_in_place': not options.extract_bsdiff}
+        if options.bspatch_path:
+          dargs['bspatch_path'] = options.bspatch_path
         if options.assert_type == _TYPE_DELTA:
           dargs['old_kernel_part'] = extra_args[2]
           dargs['old_rootfs_part'] = extra_args[3]