diff --git a/kakushi/dhcrypto.py b/kakushi/dhcrypto.py
index 860dbff..e3c946e 100644
--- a/kakushi/dhcrypto.py
+++ b/kakushi/dhcrypto.py
@@ -78,4 +78,4 @@ class Session:
         aes = algorithms.AES(self.aes_key)
         decryptor = Cipher(aes, modes.CBC(aes_iv), default_backend()).decryptor()
         decrypted_secret = decryptor.update(secret) + decryptor.finalize()
-        return decrypted_secret.rstrip(b'\x0f')
+        return decrypted_secret.rstrip(b'\x01\x0f')