1 files changed, 1 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/GlobalSatProtocolDecoder.java b/src/org/traccar/protocol/GlobalSatProtocolDecoder.java
index dd1ede9a4..4b67c1eff 100644
--- a/src/org/traccar/protocol/GlobalSatProtocolDecoder.java
+++ b/src/org/traccar/protocol/GlobalSatProtocolDecoder.java
@@ -52,7 +52,7 @@ public class GlobalSatProtocolDecoder extends BaseProtocolDecoder {
     private Position decodeOriginal(Channel channel, SocketAddress remoteAddress, String sentence) {
 
         if (channel != null) {
-            channel.write(new NetworkMessage("ACK\r", remoteAddress));
+            channel.writeAndFlush(new NetworkMessage("ACK\r", remoteAddress));
         }
 
         String format;