diff --git a/other-requirements.txt b/other-requirements.txt
new file mode 100644
index 0000000..d50455b
--- /dev/null
+++ b/other-requirements.txt
@@ -0,0 +1,16 @@
+# This is a cross-platform list tracking distribution packages needed by tests;
+# see http://docs.openstack.org/infra/bindep/ for additional information.
+
+dbus-devel [platform:rpm]
+dbus-glib-devel [platform:rpm]
+language-pack-en [platform:ubuntu]
+locales [platform:debian]
+python-dev [platform:dpkg]
+python-devel [platform:rpm]
+python-libvirt [platform:dpkg]
+python3-all-dev [platform:ubuntu !platform:ubuntu-precise]
+python3-dev [platform:dpkg]
+python3-devel [platform:fedora]
+python3.4 [platform:ubuntu-trusty]
+python34-devel [platform:centos]
+python3.5 [platform:ubuntu-xenial]
diff --git a/tox.ini b/tox.ini
index 8f0243a..a807df1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,3 +20,11 @@ commands = flake8
 
 [testenv:run]
 commands = reviewday {posargs}
+
+[testenv:bindep]
+# Do not install any requirements. We want this to be fast and work even if
+# system dependencies are missing, since it's used to tell you what system
+# dependencies are missing! This also means that bindep must be installed
+# separately, outside of the requirements files.
+deps = bindep
+commands = bindep test