diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/common/StandardMessageCodec.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/common/StandardMessageCodec.ets
index 6e8a398334a82bd2595c95e1fb6aaae3819a579a..119fad68e543a16ef79ff9af012aabcbef18349b 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/common/StandardMessageCodec.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/plugin/common/StandardMessageCodec.ets
@@ -149,7 +149,7 @@ export default class StandardMessageCodec implements MessageCodec<ESObject> {
             this.writeAlignment(stream, 8);
             value.forEach(item => stream.writeFloat64(item, true))
         } else if (value instanceof Array || value instanceof Int8Array || value instanceof Int16Array
-+            || value instanceof Uint16Array || value instanceof Uint32Array) {
+            || value instanceof Uint16Array || value instanceof Uint32Array) {
             stream.writeInt8(StandardMessageCodec.LIST)
             this.writeSize(stream, value.length);
             value.forEach((item: ESObject): void => this.writeValue(stream, item))