diff --git a/setup.cfg b/setup.cfg
index a9943cef1..6ceb968f7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -78,11 +78,6 @@ testing =
 _pytest = py.typed
 pytest = py.typed
 
-[build_sphinx]
-source_dir = doc/en/
-build_dir = doc/build
-all_files = 1
-
 [check-manifest]
 ignore =
     src/_pytest/_version.py