diff --git a/tox.ini b/tox.ini
index 6c6762468..fc44b52d2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,7 +16,7 @@ DJANGO =
     main: djangomain
 
 [testenv]
-commands = python -W error::DeprecationWarning -W error::PendingDeprecationWarning runtests.py --fast --coverage {posargs}
+commands = python -W error::DeprecationWarning -W error::PendingDeprecationWarning runtests.py --coverage {posargs}
 envdir = {toxworkdir}/venvs/{envname}
 setenv =
        PYTHONDONTWRITEBYTECODE=1
@@ -37,7 +37,7 @@ deps =
         -rrequirements/requirements-testing.txt
 
 [testenv:dist]
-commands = ./runtests.py --fast --no-pkgroot --staticfiles {posargs}
+commands = ./runtests.py --no-pkgroot --staticfiles {posargs}
 deps =
         django
         -rrequirements/requirements-testing.txt