diff --git a/requirements.txt b/requirements.txt
index c95d804..95a9415 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,6 +3,6 @@ lxml
 xmlschema
 xmltodict
 astropy
-sphinx
-sphinx-autobuild
-sphinx-autosummary
+#sphinx
+#sphinx-autobuild
+#sphinx-autosummary