diff --git a/README.md b/README.md
index c7c0df9..ebcb23e 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,10 @@ services:
       - PERMITTED_ATTEMPTS=3
       - NO_STALLED_REMOVAL_QBIT_TAG=Don't Kill
       - IGNORE_PRIVATE_TRACKERS=True
-      - FAILED_IMPORT_MESSAGE_PATTERNS  = '["Not a Custom Format upgrade for existing", "Not an upgrade for existing"]'
+      - FAILED_IMPORT_MESSAGE_PATTERNS: '[
+                                            "Not a Custom Format upgrade for existing", 
+                                            "Not an upgrade for existing"
+                                         ]'
       ## Radarr
       - RADARR_URL=http://radarr:7878
       - RADARR_KEY=$RADARR_API_KEY
diff --git a/config/definitions.py b/config/definitions.py
index 387f5c2..bcf1662 100644
--- a/config/definitions.py
+++ b/config/definitions.py
@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 from config.parser import get_config_value
 from config.env_vars import *
-
 # Define data types and default values for settingsDict variables
 # General   
 LOG_LEVEL                       = get_config_value('LOG_LEVEL',                     'general',      False,  str,    'INFO')
@@ -54,7 +53,7 @@ QBITTORRENT_PASSWORD            = get_config_value('QBITTORRENT_PASSWORD',
 ########### Validate settings
 if not (RADARR_URL or SONARR_URL or LIDARR_URL or READARR_URL):
     print(f'[ ERROR ]: No Radarr/Sonarr/Lidarr/Readarr URLs specified (nothing to monitor)')
-    sys.exit(0)
+    exit()
 
 ########### Enrich setting variables
 if RADARR_URL:      RADARR_URL      += '/api/v3'