diff --git a/tox.ini b/tox.ini
index e49332d..477fa1c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,6 @@ commands =
     {envpython} -V
     {envpython} -m compileall speedtest.py
     {envpython} speedtest.py
-    sh -c "{envpython} speedtest.py --source 127.0.0.1 || (( $? == 1 ))"
 
 [testenv:flake8]
 basepython=python
@@ -20,4 +19,3 @@ commands =
     pypy -V
     pypy -m compileall speedtest.py
     pypy speedtest.py
-    sh -c "pypy speedtest.py --source 127.0.0.1 || (( $? == 1 ))"