1 files changed, 13 insertions, 0 deletions
diff --git a/docs/conf.py b/docs/conf.py
index b7d05382..a5e44eae 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -102,6 +102,19 @@ intersphinx_mapping.update({
     ),
 })
 
+# Support tooltips on references
+extensions += ['hoverxref.extension']
+hoverxref_auto_ref = True
+hoverxref_intersphinx = [
+    'python',
+    'pip',
+    'build',
+    'PyPUG',
+    'packaging',
+    'twine',
+    'importlib-resources',
+]
+
 # Add support for linking usernames
 github_url = 'https://github.com'
 github_repo_org = 'pypa'