diff --git a/java_console/models/src/main/java/com/rusefi/stream/LogicdataStreamFile.java b/java_console/models/src/main/java/com/rusefi/stream/LogicdataStreamFile.java
index 2f6369dfc8..01f446c761 100644
--- a/java_console/models/src/main/java/com/rusefi/stream/LogicdataStreamFile.java
+++ b/java_console/models/src/main/java/com/rusefi/stream/LogicdataStreamFile.java
@@ -40,8 +40,8 @@ public class LogicdataStreamFile extends StreamFile {
 
 	private static final long SIGN_FLAG = 0x80000000L;
 
-    private static int numChannels = 6;
-    private static int reservedDurationInSamples = 10;
+    private static final int numChannels = 6;
+    private static final int reservedDurationInSamples = 10;
     private static int realDurationInSamples = 0;
     private static int scaledDurationInSamples = 0;