diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 41bbbcfaf0..c3f614d4ca 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -3600,7 +3600,7 @@ cmd_set_engine_type_default					= "@@TS_IO_TEST_COMMAND_char@@\x00\x31\x00\x00"
 
     dialog = rotaryDialog, "Rotary"
         field = "Enable Trailing Sparks", enableTrailingSparks
-        field = "Trailing Spark Offset, trailingSparkAngle
+        field = "Trailing Spark Offset", trailingSparkAngle
 		field = "Trailing Pin 1",						trailingCoilPins1
 		field = "Trailing Pin 2",						trailingCoilPins2
 		field = "Trailing Pin 3",						trailingCoilPins3