diff --git a/wasmsdk/allocation.go b/wasmsdk/allocation.go
index 0c1ac4424..dbf07307e 100644
--- a/wasmsdk/allocation.go
+++ b/wasmsdk/allocation.go
@@ -174,7 +174,7 @@ func updateAllocationWithRepair(allocationID string,
 	lock int64,
 	updateTerms bool,
 	addBlobberId, removeBlobberId string) (string, error) {
-
+	sdk.IsWasm = true
 	allocationObj, err := sdk.GetAllocation(allocationID)
 	if err != nil {
 		return "", err
diff --git a/wasmsdk/demo/index.html b/wasmsdk/demo/index.html
index dfe31b5ec..87efab28b 100644
--- a/wasmsdk/demo/index.html
+++ b/wasmsdk/demo/index.html
@@ -508,7 +508,7 @@ <h2>please download zcn.wasm from https://github.com/0chain/gosdk/releases/lates
       var addremoveBlobberIDs = prompt("Add Blobber ID and remove blobberID (separated by a comma): ");
 
       var [addBlobberId, removeBlobberID] = addremoveBlobberIDs.split(",");
-      removeBlobberID = removeBlobberID !== undefined ? value : "";
+      // removeBlobberID = removeBlobberID !== undefined ? value : "";
 
       console.log("addBlobberId", addBlobberId)
       console.log("removeBlobberID", removeBlobberID)