diff --git a/src/litdata/utilities/encryption.py b/src/litdata/utilities/encryption.py
index 35be895f..74e58fa5 100644
--- a/src/litdata/utilities/encryption.py
+++ b/src/litdata/utilities/encryption.py
@@ -22,7 +22,9 @@ def decrypt(self, data: bytes) -> bytes:
 
 class FernetEncryption(Encryption):
     """Encryption for the Fernet package.
+
     Adapted from: https://cryptography.io/en/latest/fernet/
+
     """
 
     def __init__(self, passsword: str) -> None:
@@ -50,7 +52,9 @@ def _derive_key(self, password: str) -> bytes:
 
 class RSAEncryption:
     """Encryption for the RSA package.
+
     Adapted from: https://cryptography.io/en/latest/hazmat/primitives/asymmetric/rsa/
+
     """
 
     def __init__(self, private_key_path: str = None, public_key_path: str = None) -> None: