1 files changed, 1 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/GranitFrameDecoder.java b/src/org/traccar/protocol/GranitFrameDecoder.java
index 5e555fb15..bb7f4be44 100644
--- a/src/org/traccar/protocol/GranitFrameDecoder.java
+++ b/src/org/traccar/protocol/GranitFrameDecoder.java
@@ -37,7 +37,7 @@ public class GranitFrameDecoder extends BaseFrameDecoder {
                     return null;
                 }
             }
-            ByteBuf frame = buf.readBytes(indexEnd - buf.readerIndex());
+            ByteBuf frame = buf.readRetainedSlice(indexEnd - buf.readerIndex());
             buf.skipBytes(2);
             return frame;
         }