diff --git a/lib/linguist/vendor.yml b/lib/linguist/vendor.yml
index 645d4a55..edc95804 100644
--- a/lib/linguist/vendor.yml
+++ b/lib/linguist/vendor.yml
@@ -146,6 +146,9 @@
 
 ## Python ##
 
+# Sphinx
+- (^|/)docs?/_?(build|themes?|templates?|static)/
+
 # django
 - (^|/)admin_media/