diff --git a/environment.yml b/environment.yml
index 01f78954..2fb58e46 100644
--- a/environment.yml
+++ b/environment.yml
@@ -14,9 +14,16 @@ dependencies:
   - lxml
   - pip:
     - .
-    # NotebookCollection example
-    - jupytext
+    # NotebookCollection example needs jupytext
+    # we pin these versions because it'll break
+    # with most recent ones. I think it's due to
+    # an incompatibility between jupytext
+    # and jupyter-server
+    - jupytext<1.15
+    - jupyterlab<4
+    - jupyter-server<2
     - ploomber-engine
     - seaborn
     - ipywidgets
-    - jupysql
\ No newline at end of file
+    - jupysql
+