diff --git a/src/ragnar/__init__.py b/src/ragnar/__init__.py
index 6c397ad..3c8099a 100644
--- a/src/ragnar/__init__.py
+++ b/src/ragnar/__init__.py
@@ -1,11 +1,16 @@
 import logging
 import sys
 
+
+file_handler = logging.FileHandler('ragnar.log')
+file_handler.setLevel(logging.INFO)
+
 logging.basicConfig(
     level=logging.DEBUG,
     format="%(asctime)s - %(name)s - %(levelname)s - %(message)s",
     handlers=[
         logging.StreamHandler(sys.stdout),
+        file_handler
     ],
 )
 
diff --git a/src/ragnar/cli.py b/src/ragnar/cli.py
index 1a46822..a549485 100644
--- a/src/ragnar/cli.py
+++ b/src/ragnar/cli.py
@@ -28,13 +28,9 @@ def bot_task(username, password):
         try:
             bot.fight()
         except Exception as ex:
-            print(ex)
-            with pathlib.Path("errors.log").open("a+") as f:
-                f.write(str(ex))
-                f.write("\n")
+            log.critical(ex, exc_info=True)
             break
 
-
 def main():
     args = parse_args()
     usernames = [