diff --git a/poc-datacollector/modules/ROOT/pages/doc-readmongo_service.adoc b/poc-datacollector/modules/ROOT/pages/doc-readmongo_service.adoc
index c51111d..e5387d2 100644
--- a/poc-datacollector/modules/ROOT/pages/doc-readmongo_service.adoc
+++ b/poc-datacollector/modules/ROOT/pages/doc-readmongo_service.adoc
@@ -56,7 +56,7 @@ Tailable cursors are conceptually equivalent to the *tail* Unix command with the
 After clients insert new additional documents into a capped collection, the tailable cursor will continue to retrieve documents.
 
 
-=== socket (open,event)
+=== socket (open,checkstream,event)
 
 [source,javascript]
 ----