diff --git a/api-openbis-javascript/src/v3/dss/dto/dataset/create/UploadedDataSetCreation.js b/api-openbis-javascript/src/v3/dss/dto/dataset/create/UploadedDataSetCreation.js
index 667906ed18de48d813f776604b6e116ec0dcf082..70af945d4a026883afc7e645346c8b6e5c5ab0fd 100644
--- a/api-openbis-javascript/src/v3/dss/dto/dataset/create/UploadedDataSetCreation.js
+++ b/api-openbis-javascript/src/v3/dss/dto/dataset/create/UploadedDataSetCreation.js
@@ -60,7 +60,7 @@ define([ "stjs" ], function(stjs) {
 		sampleId : "ISampleId",
 		properties : {
 			name : "Map",
-			arguments : [ "String", "String" ]
+			arguments : [ "String", "Serializable" ]
 		},
 		parentIds : {
 			name : "List",