diff --git a/environment.yml b/environment.yml
index 6fa37108..79044d7a 100644
--- a/environment.yml
+++ b/environment.yml
@@ -5,6 +5,4 @@ dependencies:
   - jupyter-book
   - jupyterlab
   - jupyter_server
-  - pip
-  - pip:
-      - sphinx-pythia-theme
+  - sphinx-pythia-theme