diff --git a/tuf/ngclient/config.py b/tuf/ngclient/config.py
index ce296c7021..668797e14a 100644
--- a/tuf/ngclient/config.py
+++ b/tuf/ngclient/config.py
@@ -9,6 +9,8 @@
 
 @dataclass
 class UpdaterConfig:
+    """Used to store Updater configuration."""
+
     max_root_rotations: int = 32
     max_delegations: int = 32
     root_max_length: int = 512000  # bytes