diff --git a/.github/labeler.yml b/.github/labeler.yml
index db427c69..7c6ad73e 100644
--- a/.github/labeler.yml
+++ b/.github/labeler.yml
@@ -1,6 +1,6 @@
 docs:
   - .github/**/*.md
-  - .readthedocs.yml
+  - .readthedocs.yaml
   - doc/**/*
   - '*.md'
   - any: ['*.rst', '!CHANGES.rst']
diff --git a/.readthedocs.yml b/.readthedocs.yaml
similarity index 100%
rename from .readthedocs.yml
rename to .readthedocs.yaml
diff --git a/doc/source/conf.py b/doc/source/conf.py
index cd2c7613..11ccdc25 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -213,3 +213,6 @@
 linkcheck_ignore = ['https://hsthelp.stsci.edu', 'https://acszeropoints.stsci.edu']
 linkcheck_timeout = 180
 linkcheck_anchors = False
+
+# Enable nitpicky mode - which ensures that all references in the docs resolve.
+nitpicky = False
\ No newline at end of file