diff --git a/firmware/tunerstudio/rusefi.ini b/firmware/tunerstudio/rusefi.ini
index 3d52066888..c2cf47bf5b 100644
--- a/firmware/tunerstudio/rusefi.ini
+++ b/firmware/tunerstudio/rusefi.ini
@@ -52,7 +52,7 @@ enable2ndByteCanID = false
 		
 	tpsMin                  = scalar,  S16,    330,        "ADC",      1,     0,    0, 1023,      0 ; * (  2 bytes)
    	tpsMax                  = scalar,  S16,    332,        "ADC",      1,     0,    0, 1023,      0 ; * (  2 bytes)		
-	analogChartMode         = scalar,  S16,    334,        "int",      1,     0,    0, 1023,      0 ; * (  2 bytes)		
+	analogChartMode         = bits,    S16,    334,         [0:1], "none", "trigger", "MAP", "INVALID"		
     
 	CrankingCoolantTempMin  = scalar,  F32,    336,        "°C",       1,     0,    -40, 200,     1;     size 4
 	CrankingCoolantTempMax  = scalar,  F32,    340,        "°C",       1,     0,    -40, 200,     1;     size 4