diff --git a/setup.py b/setup.py
index 4027c3ca..4a74cccb 100644
--- a/setup.py
+++ b/setup.py
@@ -199,6 +199,7 @@ setup(
         'autobahn.twisted',
         'twisted.plugins'
     ],
+    package_data={'autobahn.asyncio': ['test/*']},
     zip_safe=False,
     # http://pypi.python.org/pypi?%3Aaction=list_classifiers
     classifiers=["License :: OSI Approved :: MIT License",
diff --git a/tox.ini b/tox.ini
index 24be1bf6..97605313 100644
--- a/tox.ini
+++ b/tox.ini
@@ -46,7 +46,7 @@ commands =
     sh -c "which python"
     python -V
     coverage --version
-    asyncio: coverage run {envbindir}/py.test {envsitepackagesdir}/autobahn/
+    asyncio: coverage run --source {envsitepackagesdir}/autobahn/ {envbindir}/py.test {envsitepackagesdir}/autobahn/
     tw121,tw132,tw154,tw162,twtrunk: coverage run {envbindir}/trial autobahn
     coverage report