diff --git a/tools/releasetools/add_img_to_target_files.py b/tools/releasetools/add_img_to_target_files.py
index eab8113..f7332b2 100755
--- a/tools/releasetools/add_img_to_target_files.py
+++ b/tools/releasetools/add_img_to_target_files.py
@@ -40,6 +40,9 @@
 
 OPTIONS.add_missing = False
 OPTIONS.rebuild_recovery = False
+OPTIONS.replace_verity_public_key = False
+OPTIONS.replace_verity_private_key = False
+OPTIONS.verity_signer_path = None
 
 def AddSystem(output_zip, prefix="IMAGES/", recovery_img=None, boot_img=None):
   """Turn the contents of SYSTEM into a system image and store it in
@@ -296,18 +299,27 @@
   common.ZipClose(output_zip)
 
 def main(argv):
-  def option_handler(o, _):
+  def option_handler(o, a):
     if o in ("-a", "--add_missing"):
       OPTIONS.add_missing = True
     elif o in ("-r", "--rebuild_recovery",):
       OPTIONS.rebuild_recovery = True
+    elif o == "--replace_verity_private_key":
+      OPTIONS.replace_verity_private_key = (True, a)
+    elif o == "--replace_verity_public_key":
+      OPTIONS.replace_verity_public_key = (True, a)
+    elif o == "--verity_signer_path":
+      OPTIONS.verity_signer_path = a
     else:
       return False
     return True
 
   args = common.ParseOptions(
       argv, __doc__, extra_opts="ar",
-      extra_long_opts=["add_missing", "rebuild_recovery"],
+      extra_long_opts=["add_missing", "rebuild_recovery",
+                       "replace_verity_public_key=",
+                       "replace_verity_private_key=",
+                       "verity_signer_path="],
       extra_option_handler=option_handler)