diff --git a/app/local_settings.py b/app/local_settings.py
index 3e30e94..e87ce6b 100644
--- a/app/local_settings.py
+++ b/app/local_settings.py
@@ -4,10 +4,10 @@ trues = ("t", "true", "yes", "y", "1")
 
 # URLs
 DOMAIN = getenv("DOMAIN", "example.com")
-URL = getenv("URL", f"https://{DOMAIN}")
+URL = getenv("URL", f"https://{DOMAIN}")  # noqa: E231
 
 # Access control
-ALLOWED_HOSTS = getenv("ALLOWED_HOSTS", f"127.0.0.1,{DOMAIN}").split(",")
+ALLOWED_HOSTS = getenv("ALLOWED_HOSTS", f"127.0.0.1,{DOMAIN}").split(",")  # noqa: E231
 
 # CSRF
 CSRF_TRUSTED_ORIGINS = getenv("CSRF_TRUSTED_ORIGINS", URL).split(",")
@@ -36,6 +36,9 @@ LAGO_URL = getenv("LAGO_URL", "")
 DEBUG = getenv("DEBUG", "false") in trues
 PROFILER = getenv("PROFILER", "false") in trues
 
+DRUGBANK_USERNAME = getenv("DRUGBANK_USERNAME", "")
+DRUGBANK_PASSWORD = getenv("DRUGBANK_PASSWORD", "")
+
 if DEBUG:
     import socket  # only if you haven't already imported this