diff --git a/tox.ini b/tox.ini
index 8cdc99e74..0a0d7a863 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,6 @@ minversion = 2.3
 skipsdist = True
 
 [testenv]
-basepython = python3
 install_command = pip install -U {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
          OS_STDOUT_CAPTURE=1