diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 2d0b5ce3c3..133a926342 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -1927,7 +1927,7 @@ cmd_set_engine_type_default					= "@@TS_IO_TEST_COMMAND_char@@\x00\x31\x00\x00"
         field = "Cam sensor bank 1 exhaust",        camInputs2, { vvtMode2 != @@VM_VVT_INACTIVE@@ && camInputs1 != 0 }
         field = "Cam sensor bank 2 intake",         camInputs3, { vvtMode1 != @@VM_VVT_INACTIVE@@ && camInputs1 != 0 }
         field = "Cam sensor bank 2 exhaust",        camInputs4, { vvtMode2 != @@VM_VVT_INACTIVE@@ && camInputs2 != 0 }
-		field = "Invert cam inputs",                invertCamVVTSignal
+		field = "Invert cam inputs",                invertCamVVTSignal, { camInputs1 != 0 }
 		panel = triggerInputComparator @@if_ts_show_trigger_comparator