diff --git a/environment.yml b/environment.yml
index 265db15..115ca1a 100644
--- a/environment.yml
+++ b/environment.yml
@@ -2,10 +2,11 @@ name: xeus-python-kernel
 channels:
   - https://repo.mamba.pm/emscripten-forge
   - https://repo.mamba.pm/conda-forge
+  - conda-forge
 dependencies:
   - numpy
   - matplotlib
   - ipycanvas
   - nltk
   - spacy
-  
\ No newline at end of file
+  - notebook
\ No newline at end of file