diff --git a/README.md b/README.md
index 87d72d0..81f34e5 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Extract two-factor authentication (2FA, TFA) secret keys from export QR codes of
 3. Save the captured QR codes in a text file. Save each QR code on a new line. (The captured QR codes look like `otpauth-migration://offline?data=...`)
 4. Call this script with the file as input:
 
-        python extract_otp_secret_keys.py -q example_export.txt
+        python extract_otp_secret_keys.py -p example_export.txt
 
 ## Requirement
 
diff --git a/generated_python/google_auth_pb2.py b/generated_python/google_auth_pb2.py
index f850ce7..62ecd04 100644
--- a/generated_python/google_auth_pb2.py
+++ b/generated_python/google_auth_pb2.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google_auth.proto
-
+"""Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import message as _message
 from google.protobuf import reflection as _reflection