1 files changed, 1 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/NvsFrameDecoder.java b/src/org/traccar/protocol/NvsFrameDecoder.java
index 4fa1cab1c..e93a58cf6 100644
--- a/src/org/traccar/protocol/NvsFrameDecoder.java
+++ b/src/org/traccar/protocol/NvsFrameDecoder.java
@@ -38,7 +38,7 @@ public class NvsFrameDecoder extends BaseFrameDecoder {
         }
 
         if (buf.readableBytes() >= length) {
-            return buf.readBytes(length);
+            return buf.readRetainedSlice(length);
         }
 
         return null;