diff --git a/.github/workflows/check-release.yml b/.github/workflows/check-release.yml
index 4c111740..3183c2bf 100644
--- a/.github/workflows/check-release.yml
+++ b/.github/workflows/check-release.yml
@@ -59,6 +59,6 @@ jobs:
           pip install -e plugins/login
       - name: Check Release
         if: ${{ matrix.group == 'check_release' }}
-        uses: jupyter-server/jupyter_releaser/.github/actions/check-release@v1
+        uses: jupyter-server/jupyter_releaser/.github/actions/check-release@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/jupyverse_api/jupyverse_api/__init__.py b/jupyverse_api/jupyverse_api/__init__.py
index 1994d6e4..ccd3d325 100644
--- a/jupyverse_api/jupyverse_api/__init__.py
+++ b/jupyverse_api/jupyverse_api/__init__.py
@@ -1,6 +1,6 @@
 from typing import Dict
 
-from pydantic import BaseModel, Extra
+from pydantic import BaseModel
 
 from .app import App
 
@@ -18,8 +18,7 @@ def __call__(cls, *args, **kwargs):
 
 
 class Config(BaseModel):
-    class Config:
-        extra = Extra.forbid
+    model_config = {"extra": "forbid"}
 
 
 class Router:
diff --git a/jupyverse_api/pyproject.toml b/jupyverse_api/pyproject.toml
index 19889dd9..bb4d0e43 100644
--- a/jupyverse_api/pyproject.toml
+++ b/jupyverse_api/pyproject.toml
@@ -24,7 +24,7 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
 dependencies = [
-  "pydantic >=1.10.6,<2",
+  "pydantic >=2,<3",
   "fastapi >=0.95.0,<1",
   "rich-click >=1.6.1,<2",
   "asphalt >=4.11.0,<5",
diff --git a/plugins/contents/fps_contents/routes.py b/plugins/contents/fps_contents/routes.py
index 528926ce..4663885a 100644
--- a/plugins/contents/fps_contents/routes.py
+++ b/plugins/contents/fps_contents/routes.py
@@ -146,7 +146,7 @@ async def read_content(
         if get_content:
             if path.is_dir():
                 content = [
-                    (await self.read_content(subpath, get_content=False)).dict()
+                    (await self.read_content(subpath, get_content=False)).model_dump()
                     for subpath in path.iterdir()
                     if not subpath.name.startswith(".")
                 ]