diff --git a/spip2md/config.py b/spip2md/config.py
index 9b21600..a4cf0dd 100644
--- a/spip2md/config.py
+++ b/spip2md/config.py
@@ -22,6 +22,7 @@ class Configuration:
     output_dir: str = "output/"  # The directory to which DB will be exported
     data_dir: str = "data/"  # The directory in which SPIP images & documents are stored
     prepend_h1: bool = True  # Add the title of the article as a Markdown h1
+    prepend_id: bool = True  # Add the ID of object before slug
     unknown_char_replacement: str = "??"  # Replaces unknown characters
     export_languages = ("fr", "en")  # Languages that will be exported
     export_filetype: str = "md"  # Extension of exported text files
diff --git a/spip2md/extended_models.py b/spip2md/extended_models.py
index 66edc9e..c416728 100644
--- a/spip2md/extended_models.py
+++ b/spip2md/extended_models.py
@@ -269,10 +269,8 @@ class Document(WritableObject, NormalizedDocument):
         return data_dir + self.fichier
 
     # Get directory of this object
-    def dest_directory(
-        self, prepend_id: bool = True, prepend: str = "", append: str = ""
-    ) -> str:
-        _id: str = str(self._id) + "-" if prepend_id else ""
+    def dest_directory(self, prepend: str = "", append: str = "") -> str:
+        _id: str = str(self._id) + "-" if CFG.prepend_id else ""
         return (
             self._parentdir
             + prepend
@@ -361,10 +359,8 @@ class RedactionalObject(WritableObject):
         return text
 
     # Get slugified directory of this object
-    def dest_directory(
-        self, prepend_id: bool = True, prepend: str = "", append: str = "/"
-    ) -> str:
-        _id: str = str(self._id) + "-" if prepend_id else ""
+    def dest_directory(self, prepend: str = "", append: str = "/") -> str:
+        _id: str = str(self._id) + "-" if CFG.prepend_id else ""
         return (
             self._parentdir
             + prepend