diff --git a/specification/eventgrid/data-plane/Microsoft.Storage/stable/2018-01-01/Storage.json b/specification/eventgrid/data-plane/Microsoft.Storage/stable/2018-01-01/Storage.json
index b552a85f6074..1a5cf729b577 100644
--- a/specification/eventgrid/data-plane/Microsoft.Storage/stable/2018-01-01/Storage.json
+++ b/specification/eventgrid/data-plane/Microsoft.Storage/stable/2018-01-01/Storage.json
@@ -165,7 +165,7 @@
         },
         "recursive": {
           "description": "Is this event for a recursive delete operation.",
-          "type": "boolean"
+          "type": "string"
         },
         "sequencer": {
           "description": "An opaque string value representing the logical sequence of events for any particular directory name. Users can use standard string comparison to understand the relative sequence of two events on the same directory name.",