diff --git a/plexpy/api2.py b/plexpy/api2.py
index add091b1..4d9efbdc 100644
--- a/plexpy/api2.py
+++ b/plexpy/api2.py
@@ -824,7 +824,7 @@ General optional parameters:
 
         if self._api_result_type == 'success' and not self._api_response_code:
             self._api_response_code = 200
-        elif self._api_result_type == 'error' and not self._api_response_code:
+        elif self._api_result_type == 'error' and self._api_response_code != 500:
             self._api_response_code = 400
 
         if not self._api_response_code: