diff --git a/environment-wasm-build.yml b/environment-wasm-build.yml
index dd85792f..cfdf57fb 100644
--- a/environment-wasm-build.yml
+++ b/environment-wasm-build.yml
@@ -10,6 +10,6 @@ dependencies:
   - yarn
   - click
   # JupyterLite
-  - jupyterlite-core
+  - jupyterlite-core >0.6
   - jupyter_server
-  - jupyterlite-xeus
\ No newline at end of file
+  - jupyterlite-xeus