diff --git a/cura/OAuth2/AuthorizationRequestHandler.py b/cura/OAuth2/AuthorizationRequestHandler.py
index 9affee9911..5263cb8c2d 100644
--- a/cura/OAuth2/AuthorizationRequestHandler.py
+++ b/cura/OAuth2/AuthorizationRequestHandler.py
@@ -127,6 +127,7 @@ class AuthorizationRequestHandler(BaseHTTPRequestHandler):
     def _sendHeaders(self, status: "ResponseStatus", content_type: str, redirect_uri: str = None) -> None:
         self.send_response(status.code, status.message)
         self.send_header("Content-type", content_type)
+        self.send_header("Strict-Transport-Security", "max-age=900")
         if redirect_uri:
             self.send_header("Location", redirect_uri)
         self.end_headers()
diff --git a/printer-linter/src/terminal.py b/printer-linter/src/terminal.py
index d93372571f..774c5b4de4 100644
--- a/printer-linter/src/terminal.py
+++ b/printer-linter/src/terminal.py
@@ -21,7 +21,7 @@ def main() -> None:
     parser.add_argument("--diagnose", action="store_true", help="Diagnose the files")
     parser.add_argument("--deleted", action="store_true", help="Check for deleted files")
     parser.add_argument("--fix", action="store_true", help="Attempt to apply the suggested fixes on the files")
-    parser.add_argument("Files", metavar="F", type=Path, nargs="+", help="Files or directories to format")
+    parser.add_argument("Files", type=Path, nargs="+", help="Files or directories to format")
 
     args = parser.parse_args()
     files = extractFilePaths(args.Files)
@@ -39,7 +39,7 @@ def main() -> None:
         return
 
     with open(setting_path, "r") as f:
-        settings = yaml.load(f, yaml.FullLoader)
+        settings = yaml.safe_load(f)
 
     full_body_check = {"Diagnostics": []}
     comments_check = {"Error Files": []}