diff --git a/README.md b/README.md
index f2759fae..3fd561d2 100644
--- a/README.md
+++ b/README.md
@@ -453,7 +453,7 @@ copernicusmarine get --dataset-id cmems_obs-ins_blk_phybgcwav_mynrt_na_irr --ind
 
 Returns:
 
-```txt
+```text
 INFO - 2024-04-03T12:58:40Z - Dataset version was not specified, the latest one was selected: "202311"
 INFO - 2024-04-03T12:58:40Z - Dataset part was not specified, the first one was selected: "history"
 INFO - 2024-04-03T12:58:40Z - You forced selection of service: original-files
diff --git a/copernicusmarine/core_functions/credentials_utils.py b/copernicusmarine/core_functions/credentials_utils.py
index 2d23304f..9373ac34 100644
--- a/copernicusmarine/core_functions/credentials_utils.py
+++ b/copernicusmarine/core_functions/credentials_utils.py
@@ -36,12 +36,10 @@
 # TODO: handle cache of the credentials without cachier
 
 
-class CredentialCannotBeNone(Exception):
-    ...
+class CredentialCannotBeNone(Exception): ...
 
 
-class InvalidUsernameOrPassword(Exception):
-    ...
+class InvalidUsernameOrPassword(Exception): ...
 
 
 def _load_credential_from_copernicus_marine_configuration_file(