diff --git a/src/__init__.py b/src/__init__.py
index 3fed036..0a6f585 100644
--- a/src/__init__.py
+++ b/src/__init__.py
@@ -1,13 +1,14 @@
 import sys
-from config import Config#
+from config import Config
 __version__ = "0.1.0"
 __author__ = "Alexander Kirchner"
 __email__ = "alexander.kirchner@ph-freiburg.de"
 __license__ = "MIT"
+docport = 6543
 
 
 config = Config("config/settings.yaml")
-valid_args = ["--debug", "--log", "--no-backup", "--ic-logging", "--version", "-h"]
+valid_args = ["--debug", "--log", "--no-backup", "--ic-logging", "--version", "-h","--no-documentation"]
 
 args_description = {
     "--debug": "Enable debug mode",
@@ -15,13 +16,15 @@ args_description = {
     "--no-backup": "Disable database backup",
     "--ic-logging": "Enable icecream logging (not available in production)",
     "--version": "Show version",
-    "-h": "Show help message and exit"
+    "-h": "Show help message and exit",
+    "--no-documentation": "Disable documentation server and shortcut"
 }
 
 args = sys.argv[1:]
 if any(arg not in valid_args for arg in args):
     print("Invalid argument present")
-    #sys.exit()
+    print([arg for arg in args if arg not in valid_args])
+    sys.exit()
     
 def help():
     print("Ausleihsystem")
@@ -30,7 +33,7 @@ def help():
     print("Valide Argumente:")
     print("args")
     print("--------")
-    print("usage: main.py [-h] [--debug] [--log] [--no-backup] [--ic-logging] [--version]")     
+    print("usage: main.py [-h] [--debug] [--log] [--no-backup] [--ic-logging] [--version] [--no-documentation]")     
     print("options:")
     for arg in valid_args:
         print(f"{arg} : {args_description[arg]}")
@@ -47,6 +50,12 @@ if "--no-backup" in args:
     config.no_backup = True
 if "--ic-logging" in args:
     config.ic_logging = True
+if "--no-documentation" in args:
+    config.documentation = False
 if "--version" in args:
     print(__version__)
     sys.exit()
+
+
+
+