diff --git a/java_tools/tune-tools/src/main/java/com/rusefi/tools/tune/WriteSimulatorConfiguration.java b/java_tools/tune-tools/src/main/java/com/rusefi/tools/tune/WriteSimulatorConfiguration.java
index b2a3a0aeef..2b4b8ee484 100644
--- a/java_tools/tune-tools/src/main/java/com/rusefi/tools/tune/WriteSimulatorConfiguration.java
+++ b/java_tools/tune-tools/src/main/java/com/rusefi/tools/tune/WriteSimulatorConfiguration.java
@@ -18,7 +18,7 @@ import static com.devexperts.logging.Logging.getLogging;
 public class WriteSimulatorConfiguration {
     private static final Logging log = getLogging(WriteSimulatorConfiguration.class);
     // f407-discovery is historically the most inclusive .ini file but default script produces rusefi.ini a bit of a mess?!
-    public static final String INI_FILE_FOR_SIMULATOR = "../firmware/tunerstudio/generated/rusefi.ini";
+    public static final String INI_FILE_FOR_SIMULATOR = "../firmware/tunerstudio/generated/rusefi_f407-discovery.ini";
 
     public static String ROOT_FOLDER = System.getProperty("ROOT_FOLDER", "");