diff --git a/document_page/models/document_page.py b/document_page/models/document_page.py
index bcb47411..a1a7ca03 100644
--- a/document_page/models/document_page.py
+++ b/document_page/models/document_page.py
@@ -106,7 +106,7 @@ class DocumentPage(models.Model):
                 action = parent.menu_id.action
                 parent = parent.parent_id
             if action:
-                url += "&action={}".format(action.id)
+                url += f"&action={action.id}"
             rec.backend_url = url
 
     @api.constrains("parent_id")
@@ -122,7 +122,7 @@ class DocumentPage(models.Model):
         ]
         r = ""
         if link:
-            r = '<a href="{}">{}</a>'.format(self.backend_url, self.name)
+            r = f'<a href="{self.backend_url}">{self.name}</a>'
         if index:
             r += "<ul>" + "".join(index) + "</ul>"
         return r
diff --git a/document_page/models/document_page_history.py b/document_page/models/document_page_history.py
index e767713b..7b200e6a 100644
--- a/document_page/models/document_page_history.py
+++ b/document_page/models/document_page_history.py
@@ -61,8 +61,8 @@ class DocumentPageHistory(models.Model):
             return diff.make_table(
                 line1,
                 line2,
-                "Revision-{}".format(v1),
-                "Revision-{}".format(v2),
+                f"Revision-{v1}",
+                f"Revision-{v2}",
                 context=True,
             )
 
diff --git a/document_page/tests/test_document_page.py b/document_page/tests/test_document_page.py
index b67ee47c..22b03c2a 100644
--- a/document_page/tests/test_document_page.py
+++ b/document_page/tests/test_document_page.py
@@ -39,7 +39,7 @@ class TestDocumentPage(common.TransactionCase):
         page = self.page_obj.create({"name": "Test Page 3", "content": "Test content"})
         self.assertEqual(
             page.backend_url,
-            "/web#id={}&model=document.page&view_type=form".format(page.id),
+            f"/web#id={page.id}&model=document.page&view_type=form",
         )
         menu = self.env.ref("document_knowledge.menu_document")
         page.menu_id = menu