diff --git a/modules/s2e/browser.py b/modules/s2e/browser.py
index b6e7f653cf4ccfcebab7aaeffb983a05ba85dbed..37f84281a58fada2b435704d77e35d52750b3918 100644
--- a/modules/s2e/browser.py
+++ b/modules/s2e/browser.py
@@ -329,7 +329,23 @@ def iter_documents(self):
         # we might land on the documents page, but sometimes we land on user info "tab"
         self.page.select_documents_tab()
         self.page.show_more()
-        return self.page.iter_documents()
+
+        # Sometimes two documents have the same ID (same date and same type)
+        existing_id = set()
+        for document in self.page.iter_documents():
+            if document._url_id in existing_id:
+                id_suffix = 1
+                while '%s-%s' % (document._url_id, id_suffix) in existing_id:
+                    id_suffix += 1
+                    if id_suffix > 5:
+                        # Avoid infinite loops in case of an issue
+                        # There shouldn't be that many documents with the same id, we let it raise an exception
+                        break
+                document.id = '%s-%s' % (document._url_id, id_suffix)
+            else:
+                document.id = document._url_id
+            existing_id.add(document.id)
+            yield document
 
 
 class EsaliaBrowser(S2eBrowser):
diff --git a/modules/s2e/pages.py b/modules/s2e/pages.py
index 26541f13083a6607d175b0d44943a188a4f286af..bed1679c05e2d77c4bb9747ce3c6586916502a01 100644
--- a/modules/s2e/pages.py
+++ b/modules/s2e/pages.py
@@ -1161,5 +1161,6 @@ class item(ItemElement):
             # Note: the id is constructed from the file name, which gives us some interesting information:
             # - Document date
             # Ex: RDCdirect_28112018link
-            obj_id = CleanText(QueryValue(obj_url, 'titrePDF'), symbols='/ ')
+            # Using _url_id instead of id because of duplicate IDs which are managed in the browser
+            obj__url_id = CleanText(QueryValue(obj_url, 'titrePDF'), symbols='/ ')
             obj_type = MapIn(Field('label'), DOCUMENT_TYPE_LABEL, default=DocumentTypes.OTHER)