diff --git a/java_tools/ConfigDefinition.jar b/java_tools/ConfigDefinition.jar
index 24ff841dfe..4bb5a0f69c 100644
Binary files a/java_tools/ConfigDefinition.jar and b/java_tools/ConfigDefinition.jar differ
diff --git a/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java b/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java
index b764a46baa..49776e5a7a 100644
--- a/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java
+++ b/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java
@@ -20,7 +20,7 @@ public class VariableRegistry extends TreeMap<String, String> {
 
     public Map<String, Integer> intValues = new HashMap<>();
 
-    private final StringBuilder cAllDefinitions = new StringBuilder();
+    private final StringBuilder cAllDefinitions = new StringBuilder("//\n// generated by ConfigDefinition.jar tool based on rusefi_config.txt\n//\n\n");
     private final StringBuilder javaNumbericDefinitions = new StringBuilder();
 
     private VariableRegistry() {