diff --git a/documentdb-server/documentdb-server.d.ts b/documentdb-server/documentdb-server.d.ts
index 225a1a0cca..e878960b1c 100644
--- a/documentdb-server/documentdb-server.d.ts
+++ b/documentdb-server/documentdb-server.d.ts
@@ -508,7 +508,7 @@ interface IQueryParam {
     /** Name to use in the query */
     name: string;
     /** Value of the parameter */
-    value: string;
+    value: any;
 }
 
 /** List of error codes returned by database operations in the RequestCallback and FeedCallback. See the corresponding error message for more details. */