diff --git a/java_console/io/src/main/java/com/rusefi/binaryprotocol/BinaryProtocol.java b/java_console/io/src/main/java/com/rusefi/binaryprotocol/BinaryProtocol.java
index add634a467..fdc52352d2 100644
--- a/java_console/io/src/main/java/com/rusefi/binaryprotocol/BinaryProtocol.java
+++ b/java_console/io/src/main/java/com/rusefi/binaryprotocol/BinaryProtocol.java
@@ -597,6 +597,7 @@ public class BinaryProtocol {
 
             // Copy this chunk in to the reassembly buffer
             System.arraycopy(response, 1, reassemblyBuffer, reassemblyIdx + 1, chunkSize);
+            reassemblyIdx += chunkSize;
             remaining -= chunkSize;
         }