diff --git a/build-environment.yml b/build-environment.yml
index 56d48a9..f6cec65 100644
--- a/build-environment.yml
+++ b/build-environment.yml
@@ -5,6 +5,6 @@ channels:
 dependencies:
   - python=3.11
   - pip
-  - jupyter_server #=2.14.2 # https://anaconda.org/conda-forge/jupyter_server/files
-  - jupyterlite-core >=0.3.0,<0.4.0 # https://anaconda.org/conda-forge/jupyterlite-core/files
-  - jupyterlite-xeus>=0.1.2,<0.2 # https://anaconda.org/conda-forge/jupyterlite-xeus/files
\ No newline at end of file
+  - jupyter_server=2.14.2 # https://anaconda.org/conda-forge/jupyter_server/files
+  - jupyterlite-core=0.3.0 # https://anaconda.org/conda-forge/jupyterlite-core/files
+  - jupyterlite-xeus=0.1.11 # https://anaconda.org/conda-forge/jupyterlite-xeus/files
\ No newline at end of file