diff --git a/conda_environment.yml b/conda_environment.yml
index 65e3b643f..a8e0e70de 100644
--- a/conda_environment.yml
+++ b/conda_environment.yml
@@ -15,10 +15,9 @@ dependencies:
   - holoviews
   - cartopy
   - geographiclib
-  - jupyter
   - jupyterlab
   - make
-  - matplotlib
+  - matplotlib<3.8
   - metpy
   - mock
   - nbsphinx
@@ -27,11 +26,9 @@ dependencies:
   - pint
   - pip
   - scikit-learn
-  - sphinx
   - sphinx-book-theme
   - sphinx-design
   - sphinx-gallery
-  - sphinx_rtd_theme
   - xarray<=2023.02.0
   - wrf-python
   - pip:
diff --git a/docs/_templates/breadcrumbs.html b/docs/_templates/breadcrumbs.html
deleted file mode 100644
index 4ecb013f8..000000000
--- a/docs/_templates/breadcrumbs.html
+++ /dev/null
@@ -1,4 +0,0 @@
-{%- extends "sphinx_rtd_theme/breadcrumbs.html" %}
-
-{% block breadcrumbs_aside %}
-{% endblock %}
diff --git a/docs/conf.py b/docs/conf.py
index 47a981708..72d49cf4c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -90,7 +90,6 @@
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-import sphinx_rtd_theme
 
 html_theme = 'sphinx_book_theme'
 html_title = ""