diff --git a/ddtrace/contrib/cassandra/__init__.py b/ddtrace/contrib/cassandra/__init__.py
index b2339ec674f..2b2d0aca125 100644
--- a/ddtrace/contrib/cassandra/__init__.py
+++ b/ddtrace/contrib/cassandra/__init__.py
@@ -6,7 +6,7 @@
 
     Cluster = get_traced_cassandra(tracer, service="my_cass_service")
 
-    cluster = Cluster({"contact_points": ["127.0.0.1"], port: 9042})
+    cluster = Cluster(contact_points=["127.0.0.1"], port=9042)
     session = cluster.connect("my_keyspace")
     session.execute("select id from my_table limit 10;")
 """