diff --git a/tox.ini b/tox.ini
index a4f4bd3e3..402f42c49 100644
--- a/tox.ini
+++ b/tox.ini
@@ -254,6 +254,7 @@ setenv = {[testenv:py27-oldest]setenv}
 commands =
     {[base]pip_install} certbot-nginx
     {[base]pip_install} certbot-ci
+    certbot --version
     pytest certbot-ci/certbot_integration_tests/nginx_tests \
         --acme-server={env:ACME_SERVER:pebble}
 passenv = DOCKER_*