diff --git a/.gitignore b/.gitignore
index 10679953..a93943bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,4 +28,5 @@ docker/data
 !device-simulator.jar
 !demo-protocol-1.0.jar
 application-local.yml
-dev/
\ No newline at end of file
+dev/
+.DS_Store
\ No newline at end of file
diff --git a/jetlinks-components/network-component/tcp-component/src/main/java/org/jetlinks/community/network/tcp/parser/LengthFieldPayloadParserBuilder.java b/jetlinks-components/network-component/tcp-component/src/main/java/org/jetlinks/community/network/tcp/parser/LengthFieldPayloadParserBuilder.java
index 0f87440c..de2bdcf7 100755
--- a/jetlinks-components/network-component/tcp-component/src/main/java/org/jetlinks/community/network/tcp/parser/LengthFieldPayloadParserBuilder.java
+++ b/jetlinks-components/network-component/tcp-component/src/main/java/org/jetlinks/community/network/tcp/parser/LengthFieldPayloadParserBuilder.java
@@ -46,7 +46,7 @@ public class LengthFieldPayloadParserBuilder implements PayloadParserBuilderStra
                 break;
             case 2:
                 lengthParser =
-                    le ? buffer -> buffer.getUnsignedShort(offset)
+                    le ? buffer -> buffer.getUnsignedShortLE(offset)
                         : buffer -> buffer.getUnsignedShort(offset);
                 break;
             case 3: