diff --git a/librespot/audio/__init__.py b/librespot/audio/__init__.py
index 7c102c7..5692996 100644
--- a/librespot/audio/__init__.py
+++ b/librespot/audio/__init__.py
@@ -553,7 +553,7 @@ class CdnManager:
                             f"Couldn't extract expiration, invalid parameter in CDN url: {url}"
                         )
                         return
-                    
+
             else:
                 self.__expiration = -1