diff --git a/matter_server/common/custom_clusters.py b/matter_server/common/custom_clusters.py
index 2f62d1b4..83d000e0 100644
--- a/matter_server/common/custom_clusters.py
+++ b/matter_server/common/custom_clusters.py
@@ -291,6 +291,7 @@ def attribute_type(cls) -> ClusterObjectFieldDescriptor:
 
             value: int = 0
 
+
 @dataclass
 class NeoCluster(Cluster, CustomClusterMixin):
     """Custom (vendor-specific) cluster for Neo - Vendor ID 4991 (0x137F)."""