diff --git a/software/environment.yml b/software/environment.yml
index 63c6b3e..0ab1bbb 100644
--- a/software/environment.yml
+++ b/software/environment.yml
@@ -11,6 +11,7 @@ dependencies:
   - altair
   - vl-convert-python
   - jupyterlab
+  - jupyterlab_code_formatter
   - pytest
   - scalene
   - flit
@@ -24,6 +25,3 @@ dependencies:
   - sphinx-autobuild
   - black
   - isort
-  - pip
-  - pip:
-    - jupyterlab-code-formatter