diff --git a/airos/airos8.py b/airos/airos8.py
index 1b59ea2..085a4f8 100644
--- a/airos/airos8.py
+++ b/airos/airos8.py
@@ -100,6 +100,9 @@ async def login(self) -> bool:
                 data=post_data,
                 headers=login_request_headers,
             ) as response:
+                if response.status == 403:
+                    logger.error("Authentication denied.")
+                    raise ConnectionAuthenticationError from None
                 if not response.cookies:
                     logger.exception("Empty cookies after login, bailing out.")
                     raise ConnectionSetupError from None
diff --git a/pyproject.toml b/pyproject.toml
index e8ab696..4dbd227 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name            = "airos"
-version         = "0.1.6"
+version         = "0.1.7"
 license         = "MIT"
 description     = "Ubiquity airOS module(s) for Python 3."
 readme          = "README.md"