diff --git a/pytest_asyncio/plugin.py b/pytest_asyncio/plugin.py
index 185a6d32..4b64dc6a 100644
--- a/pytest_asyncio/plugin.py
+++ b/pytest_asyncio/plugin.py
@@ -1,4 +1,9 @@
-import asyncio
+try:
+    # python 3
+    import asyncio
+except ImportError:
+    # python 2
+    import trollius as asyncio
 from concurrent.futures import ProcessPoolExecutor
 from contextlib import closing
 import inspect