--- sphinxcontrib_devhelp-2.0.0/tox.ini.orig
+++ sphinxcontrib_devhelp-2.0.0/tox.ini
@@ -9,7 +9,7 @@
 [testenv]
 deps=
     pytest
-    git+https://github.com/sphinx-doc/sphinx
+    sphinx @ git+https://github.com/sphinx-doc/sphinx
 extras=
     test
 setenv =