diff --git a/setup.py b/setup.py
index cfc477db..2ce65a1b 100644
--- a/setup.py
+++ b/setup.py
@@ -43,8 +43,11 @@
 
     # https://github.com/go-macaroon-bakery/py-macaroon-bakery/issues/94
     'macaroonbakery != 1.3.3',
-    'juju<3.0.0',
 ]
+if os.environ.get("TEST_JUJU3"):
+    install_require.append('juju')
+else:
+    install_require.append('juju<3.0.0')
 
 tests_require = [
     'tox >= 2.3.1',