diff --git a/balsam/client/requests_client.py b/balsam/client/requests_client.py
index 902df966..2be7cca6 100644
--- a/balsam/client/requests_client.py
+++ b/balsam/client/requests_client.py
@@ -98,9 +98,13 @@ def request(
             except requests.Timeout as exc:
                 logger.warning(f"Attempt Retry of Timed-out request {http_method} {absolute_url}")
                 self.backoff(exc)
-            except (requests.ConnectionError, requests.HTTPError) as exc:
+            except requests.ConnectionError as exc:
                 logger.warning(f"Attempt retry ({self._attempt} of {self.retry_count}) of connection: {exc}")
                 self.backoff(exc)
+            except requests.HTTPError as exc:
+                if authenticating is False:
+                    logger.warning(f"Attempt retry ({self._attempt} of {self.retry_count}) of connection: {exc}")
+                    self.backoff(exc)
             else:
                 try:
                     return response.json()  # type: ignore