diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index e91d4beaf4..f35e2444ef 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -782,8 +782,8 @@ float[MAP_ACCEL_TAPER] mapAccelTaperMult;;"mult",      1,     0,   0.0,    300,
 	mass_storage_e storageMode;
 	spi_device_e cj125SpiDevice;
 	pin_output_mode_e cj125CsPinMode;
-	float[NARROW_BAND_WIDE_BAND_CONVERSION_SIZE] narrowToWideOxygenBins;Narrow Band WBO Approximation;"V",        1,     0,   -10.0,    10.0,  1
-	float[NARROW_BAND_WIDE_BAND_CONVERSION_SIZE] narrowToWideOxygen;;"ratio",      1,     0,      -40.0,    40.0,   0
+	float[NARROW_BAND_WIDE_BAND_CONVERSION_SIZE] narrowToWideOxygenBins;Narrow Band WBO Approximation;"V",        1,     0,   -10.0,    10.0,  3
+	float[NARROW_BAND_WIDE_BAND_CONVERSION_SIZE] narrowToWideOxygen;;"ratio",      1,     0,      -40.0,    40.0,   1
 	vvt_mode_e vvtMode;set vvt_mode X
 	bi_quard_s biQuad;
 	float[CLT_TIMING_CURVE_SIZE] cltTimingBins;CLT-based timing correction;"C",        1,     0,   -100.0,    250.0,  1
diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 4f16ce4238..f2cfbf2736 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -288,7 +288,7 @@ fileVersion = { 20161225 }
       gauge       = RPMValue
 
 	curve = narrowToWideOxygenCurve, "Narrow to Wideband approximation"
-      columnLabel = "Voltage", "V"
+      columnLabel = "Voltage", "AFR"
       xAxis       =  0, 6, 10
       yAxis       =  0,  28, 10
       xBins       = narrowToWideOxygenBins
@@ -1356,7 +1356,7 @@ cmd_stop_engine              = "w\x00\x99\x00\x00"
 
 ;			Engine->EGO Sensor Settings
 	dialog = egoSettings_sensor,	"EGO Sensor Settings"
-		fiedl = "Type",									afr_type
+		field = "Type",									afr_type
 ; todo: only use these values for custom!		
 		field = "low voltage", 							afr_v1
 		field = "low value", 							afr_value1