diff --git a/tox.ini b/tox.ini
index ec0e215..b5dd199 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,6 +4,11 @@ recreate = False
 
 [testenv]
 downloadcache = {homedir}/.pipcache
+setenv =
+    PYLAST_USERNAME={env:PYLAST_USERNAME:}
+    PYLAST_PASSWORD_HASH={env:PYLAST_PASSWORD_HASH:}
+    PYLAST_API_KEY={env:PYLAST_API_KEY:}
+    PYLAST_API_SECRET={env:PYLAST_API_SECRET:}
 deps =
      pyyaml
      pytest