diff --git a/vivintpy/const.py b/vivintpy/const.py
index 6a269a3..328e27e 100644
--- a/vivintpy/const.py
+++ b/vivintpy/const.py
@@ -5,6 +5,7 @@ class AuthenticationResponse:
     """Authentication response constants."""
 
     ERROR = "error"
+    ERROR_DESCRIPTION = "error_description"
     INVALID = "Invalid username and/or password"
     MESSAGE = "msg"
     MFA_REQUIRED = "Multi-factor authentication required"
diff --git a/vivintpy/vivintskyapi.py b/vivintpy/vivintskyapi.py
index bc05b70..5fb258c 100644
--- a/vivintpy/vivintskyapi.py
+++ b/vivintpy/vivintskyapi.py
@@ -530,11 +530,13 @@ async def __get_vivintsky_session(self, username: str, password: str) -> None:
         # Check for TOTP/MFA requirement
         if "validate" in resp:
             # SMS/emailed code
+            _LOGGER.debug("MFA response: %s", resp)
             self.__mfa_pending = True
             self.__mfa_type = "code"
             raise VivintSkyApiMfaRequiredError(AuthenticationResponse.MFA_REQUIRED)
         if "mfa" in resp:
             # Authenticator app code
+            _LOGGER.debug("MFA response: %s", resp)
             self.__mfa_pending = True
             self.__mfa_type = "mfa"
             raise VivintSkyApiMfaRequiredError(AuthenticationResponse.MFA_REQUIRED)
@@ -641,6 +643,8 @@ async def __call(
                 )
                 if not message:
                     message = resp_data.get(AuthenticationResponse.ERROR)
+                    if AuthenticationResponse.ERROR_DESCRIPTION in resp_data:
+                        message = f"{message}: {resp_data[AuthenticationResponse.ERROR_DESCRIPTION]}"
                 if message == AuthenticationResponse.MFA_REQUIRED or is_mfa_request:
                     self.__mfa_pending = True
                     raise VivintSkyApiMfaRequiredError(message)