diff --git a/doc_requirements.txt b/doc_requirements.txt
index 9cc8d9549794..dbc9f40cd1ef 100644
--- a/doc_requirements.txt
+++ b/doc_requirements.txt
@@ -1,7 +1,7 @@
 # doxygen required, use apt-get or dnf
-sphinx==4.2.0
-numpydoc==1.1.0
-pydata-sphinx-theme==0.7.2
+sphinx==4.5.0
+numpydoc==1.3.1
+pydata-sphinx-theme==0.8.1
 sphinx-panels
 ipython!=8.1.0
 scipy
diff --git a/environment.yml b/environment.yml
index 2299019efe87..32a6f5faa5ef 100644
--- a/environment.yml
+++ b/environment.yml
@@ -7,7 +7,7 @@ name: numpy-dev
 channels:
   - conda-forge
 dependencies:
-  - python
+  - python=3.9 #need to pin to avoid issues with builds
   - cython
   - compilers
   - openblas
@@ -21,14 +21,16 @@ dependencies:
   # For type annotations
   - mypy=0.940
   # For building docs
-  - sphinx=4.1.1
-  - numpydoc=1.1.0
+  - sphinx=4.5.0
+  - sphinx-panels
+  - numpydoc=1.3.1
   - ipython
   - scipy
   - pandas
   - matplotlib
-  - pydata-sphinx-theme
-  - breathe
+  - pydata-sphinx-theme=0.8.1
+  # NOTE: breathe 4.33.0 collides with sphinx.ext.graphviz
+  - breathe!=4.33.0
   # For linting
   - pycodestyle=2.7.0
   - gitpython