diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index c426c07a..e8b3e1da 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -11,20 +11,27 @@ conda:
 # Set the version of Python and other tools you might need
 build:
   os: "ubuntu-22.04"
+  apt_packages:
+    - graphviz
   tools:
-    python: "mambaforge-4.10"
+    python: "mambaforge-22.9"
 
 python:
   install:
     - method: pip
       path: .
+      extra_requirements:
+        - docs
+        - all
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
+  builder: html
   configuration: docs/conf.py
+  fail_on_warning: true
 
 # We recommend specifying your dependencies to enable reproducible builds:
 # https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
 # python:
 #   install:
-#   - requirements: docs/requirements.txt
\ No newline at end of file
+#   - requirements: docs/requirements.txt
diff --git a/.rtd-environment.yml b/.rtd-environment.yml
index e7010dcf..b88df5f6 100644
--- a/.rtd-environment.yml
+++ b/.rtd-environment.yml
@@ -15,7 +15,9 @@ dependencies:
     - gatspy
     - pyyaml
     - astrowidgets
-    - ipyfilechooser
+    - pydantic<2
     - reducer
     - reproject
     - sphinx-astropy
+    - pip:
+        - ipyautoui