diff --git a/src/caoscrawler/identifiable.py b/src/caoscrawler/identifiable.py
index f6c85c694e5ef0be7e6a9be8154a34c400bab008..cd52effb954d66bcc69b7296de77ddaf7b2b8394 100644
--- a/src/caoscrawler/identifiable.py
+++ b/src/caoscrawler/identifiable.py
@@ -80,7 +80,7 @@ class Identifiable():
     def get_representation(self) -> str:
         return sha256(Identifiable._create_hashable_string(self).encode('utf-8')).hexdigest()
 
-    @ staticmethod
+    @staticmethod
     def _value_representation(value) -> str:
         """returns the string representation of property values to be used in the hash function
 
@@ -103,7 +103,7 @@ class Identifiable():
         else:
             raise ValueError(f"Unknown datatype of the value: {value}")
 
-    @ staticmethod
+    @staticmethod
     def _create_hashable_string(identifiable: Identifiable) -> str:
         """
         creates a string from the attributes of an identifiable that can be hashed