diff --git a/cassandra/cluster.py b/cassandra/cluster.py
index c1a988ad49..dc116bf45b 100644
--- a/cassandra/cluster.py
+++ b/cassandra/cluster.py
@@ -139,7 +139,7 @@ def _is_gevent_monkey_patched():
     try:
         from cassandra.io.libevreactor import LibevConnection as DefaultConnection  # NOQA
     except ImportError:
-        from cassandra.io.asyncorereactor import AsyncoreConnection as DefaultConnection  # NOQA
+        from cassandra.io.asyncioreactor import AsyncioConnection as DefaultConnection  # NOQA
 
 # Forces load of utf8 encoding module to avoid deadlock that occurs
 # if code that is being imported tries to import the module in a seperate