diff --git a/firmware/ini/rusefi_wb_f1.ini b/firmware/ini/rusefi_wb_f1.ini
index 003cd68..56bebbe 100644
--- a/firmware/ini/rusefi_wb_f1.ini
+++ b/firmware/ini/rusefi_wb_f1.ini
@@ -12,7 +12,7 @@ enable2ndByteCanID = false
 
 [MegaTune]
  ; https://rusefi.com/forum/viewtopic.php?p=36201#p36201
-   signature      = "rusEFI 2022.12.06.wideband_rev2"
+   signature      = "rusEFI 2022.12.06.wideband_f1"
 
 [TunerStudio]
    queryCommand   = "S"