diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index 917e4dc..cdf042c 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -82,10 +82,6 @@
     self.public_key_suffix = ".x509.pem"
     self.private_key_suffix = ".pk8"
     # use otatools built boot_signer by default
-    self.boot_signer_path = "boot_signer"
-    self.boot_signer_args = []
-    self.verity_signer_path = None
-    self.verity_signer_args = []
     self.verbose = False
     self.tempfiles = []
     self.device_specific = None
@@ -2629,13 +2625,13 @@
     elif o in ("--private_key_suffix",):
       OPTIONS.private_key_suffix = a
     elif o in ("--boot_signer_path",):
-      OPTIONS.boot_signer_path = a
+      raise ValueError("--boot_signer_path is no longer supported, please switch to AVB")
     elif o in ("--boot_signer_args",):
-      OPTIONS.boot_signer_args = shlex.split(a)
+      raise ValueError("--boot_signer_args is no longer supported, please switch to AVB")
     elif o in ("--verity_signer_path",):
-      OPTIONS.verity_signer_path = a
+      raise ValueError("--verity_signer_path is no longer supported, please switch to AVB")
     elif o in ("--verity_signer_args",):
-      OPTIONS.verity_signer_args = shlex.split(a)
+      raise ValueError("--verity_signer_args is no longer supported, please switch to AVB")
     elif o in ("-s", "--device_specific"):
       OPTIONS.device_specific = a
     elif o in ("-x", "--extra"):