diff --git a/mqtt_ros_bridge/encodings.py b/mqtt_ros_bridge/encodings.py
index e70e2d7..835894c 100644
--- a/mqtt_ros_bridge/encodings.py
+++ b/mqtt_ros_bridge/encodings.py
@@ -7,7 +7,7 @@
 from numpy.typing import NDArray
 from rclpy.type_support import check_is_valid_msg_type
 
-NestedDictionary: TypeAlias = dict[str, 'NestedDictionary'] | dict[str, object]
+NestedDictionary: TypeAlias = dict[str, object]
 
 
 class MsgLike(Protocol):