diff --git a/tox.ini b/tox.ini
index 9a6f14a..03668ac 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,7 +10,7 @@ envlist =
 
 [testenv]
 deps = 
-    -e .[test]
+    -e .[test,vectorstore]
     numpy
     durabletask
     cloudevents