diff --git a/freqtrade/arguments.py b/freqtrade/arguments.py
index a73a1945f..c69135117 100644
--- a/freqtrade/arguments.py
+++ b/freqtrade/arguments.py
@@ -26,7 +26,7 @@ class Arguments(object):
         self.common_args_parser()
         self._build_subcommands()
 
-    def get_parsed_arg(self) -> List[str]:
+    def get_parsed_arg(self) -> argparse.Namespace:
         """
         Return the list of arguments
         :return: List[str] List of arguments
@@ -37,7 +37,7 @@ class Arguments(object):
 
         return self.parsed_arg
 
-    def parse_args(self) -> List[str]:
+    def parse_args(self) -> argparse.Namespace:
         """
         Parses given arguments and returns an argparse Namespace instance.
         """
diff --git a/freqtrade/main.py b/freqtrade/main.py
index 8deeb7da6..d2cfc6f9f 100755
--- a/freqtrade/main.py
+++ b/freqtrade/main.py
@@ -6,7 +6,7 @@ Read the documentation to know what cli arguments you need.
 
 import logging
 import sys
-from typing import Dict
+from typing import List
 
 from freqtrade import (__version__)
 from freqtrade.arguments import Arguments
@@ -17,7 +17,7 @@ from freqtrade.logger import Logger
 logger = Logger(name='freqtrade').get_logger()
 
 
-def main(sysargv: Dict) -> None:
+def main(sysargv: List[str]) -> None:
     """
     This function will initiate the bot and start the trading loop.
     :return: None