diff --git a/data_structures/linked_list/singly_linked_list.py b/data_structures/linked_list/singly_linked_list.py
index 516facc613eb..4377fc28022a 100644
--- a/data_structures/linked_list/singly_linked_list.py
+++ b/data_structures/linked_list/singly_linked_list.py
@@ -106,7 +106,7 @@ def __setitem__(self, index, data):
                 raise IndexError("Index out of range.")
             current = current.next
         current.data = data
-       
+
     def __len__(self):
         """
         Return length of linked list i.e. number of nodes