diff --git a/tox.ini b/tox.ini
index 746107260..feaffd283 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 #envlist = unit,integration-{torba.coin.bitcoincash,torba.coin.bitcoinsegwit}
-envlist = unit,integration-torba.coin.bitcoinsegwit
+envlist = py37-unit,py37-integration-torba.coin.bitcoinsegwit
 
 [testenv]
 deps =