diff --git a/GeoSpatialTools/neighbours.py b/GeoSpatialTools/neighbours.py
index c72c9715e04dca602acfdec79a1f7c76353d4cc1..a1b165649d71b8cc8fdd75416bd2fd7cceeeb1ab 100644
--- a/GeoSpatialTools/neighbours.py
+++ b/GeoSpatialTools/neighbours.py
@@ -11,10 +11,14 @@ Numeric = TypeVar("Numeric", int, float, datetime, date)
 
 
 class SortedWarning(Warning):
+    """Warning class for Sortedness"""
+
     pass
 
 
 class SortedError(Exception):
+    """Error class for Sortedness"""
+
     pass