diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 868cf95928..9dd52626bc 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -3020,7 +3020,6 @@ cmd_set_engine_type_default					= "@@TS_IO_TEST_COMMAND_char@@@@ts_command_e_TS_
 	dialog = softwareKnockResponseCfg, "Response"
 		field = knockRetardAggression,      knockRetardAggression
 		field = knockRetardReapplyRate,     knockRetardReapplyRate
-		field = knockRetardMaximum,         knockRetardMaximum
 
 	dialog = softwareKnockLeft, ""
 		panel = softwareKnockCfg