diff --git a/tox.ini b/tox.ini
index 4c9bf5a22d..4404e1befe 100644
--- a/tox.ini
+++ b/tox.ini
@@ -69,10 +69,6 @@ commands = {posargs}
 commands = python setup.py build_sphinx
 
 [testenv:cover]
-# NOTE(jaegerandi): This target does not use constraints because
-# upstream infra does not yet support it. Once that's fixed, we can
-# drop the install_command.
-install_command = pip install -U --force-reinstall {opts} {packages}
 commands = {toxinidir}/tools/cover.sh {posargs}
 
 [testenv:fast8]