diff --git a/tox.ini b/tox.ini
index 6400e329..78f23086 100644
--- a/tox.ini
+++ b/tox.ini
@@ -51,6 +51,7 @@ commands =
     ./validate.sh error_handling
     ./validate.sh pubsub-simple
     ./validate.sh pubsub-streaming
+    ./validate.sh pubsub-streaming-async
     ./validate.sh state_store
     ./validate.sh state_store_query
     ./validate.sh secret_store