diff --git a/build-environment.yml b/build-environment.yml
index f6599ad..67bdbc2 100644
--- a/build-environment.yml
+++ b/build-environment.yml
@@ -7,4 +7,4 @@ dependencies:
   - jupyter_server
   - jupyterlite-core >=0.2.0,<0.3.0
   - pip:
-    - jupyterlite-xeus>=0.1,<0.2
+    - jupyterlite-xeus>=0.1.1,<0.2