diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index cebad6b..c3c0278 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -10,7 +10,7 @@ source:
 
 build:
   noarch: python
-  number: 0
+  number: 1
   script:
     - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-cache-dir -vvv
   entry_points:
@@ -68,8 +68,7 @@ test:
     - jupyter_server
   downstreams:
     - jupyterlab >=3.2
-    # TODO: fix "ImportError: cannot import name 'default_handlers' from 'openapi_spec_validator'"
-    # - jupyterlab_server >=2.14.0
+    - jupyterlab_server >=2.17.0
 
 about:
   home: https://jupyter-server.readthedocs.io